HomeMy WebLinkAboutPlanes, Boats and Automobiles LTD; 2012-03-28; PWM12-42UTILCity of Carlsbad
MINOR PUBLIC WORKS PROJECT
CONTRACT
Project Manager Clavton Dobbs Date Issued: March 28. 2012
(760) 438 2722
Mail To:
Purchasing Department
City of Carlsbad
1635 Faraday Avenue
Carlsbad, California 92008-7314
PWM12-42UTIL
DESCRIPTION
Labor, materials and equipment to do emergency repair/rehabilitation of three (3) sewer manholes
located on Avenida Encinas ~ Asset ID numbers 35a-43, 35a-44 and 28c-9 ~ consisting of
hydroblasting, mortaring and applying polyurethane epoxy.
Contractor reqired to provide right-of-way permit
CAL-OSHA requirements including confined space entry will be followed.
Scope of work Exhibit "A"
Attached specifications Exhibit "B"
Project Manager:
Phone No.
Clavton Dobbs
760 438 2722
SUBJECT TO ACCEPTANCE WITHIN (90) DAYS
Name and Address of Contractor
PLANES. BOATS AND AUTOMOBILES. LTD.
Name
800 Grand Ave. Suite A-9
Address
Carlsbad CA 92008
City/State/Zip
760 729 7913
Telephone
760 729 7913
Fax
E-Mail Address
Revised 09/01/09
Name and Title^^MJ^erson Authorized to sign
contracts.
Sigriature
yp
Title
Name Date
JOB QUOTATION
ITEM NO. UNIT QTY DESCRIPTION TOTAL PRICE
1 2
Rehabilitation of two (2) sewer manholes on
Avenida Encinas
asset number 35a-43,
asset number 35a-44
$5,800.00
$5,800.00
2 1
Rehabilitation of one sewer manhole on
Avenida Encinas
Asset number 28c-9 $7,495.00
TOTAL $19,095.00
Quote Lump Sum, including all applicable taxes. Award is by total price.
Evaluation and Award. Bids are binding subject to acceptance at any time within 90 days after opening,
unless othenfl^ise stipulated by the City of Carlsbad. Award will be made by the Purchasing Officer to the
lowest, responsive, responsible contractor. The City resen/es the right to reject any or all bids and to accept
or reject any item(s) therein or waive any informality in the bid. In the event of a conflict between unit price
and extended price, the unit price will prevail unless price is so obviously unreasonable as to indicate an
error. In that event, the bid will be rejected as non-responsive for the reason of the inability to determine the
intended bid. The City reserves the right to conduct a pre-award inquiry to determine the contractor's ability to
perform, including but not limited to facilities, financial responsibility, materials/supplies and past
performance. The determination of the City as to the Contractor's ability to perform the contract shall be
conclusive
SUBMITTED BY:
Planes, Boats and Automobiles. Ltd.
Company/Business. Name
816826
e»&Name
Authforized Signature
Pnnted Narne and Title '
f\p(\i\ (Q-I^
Contractor's License Number
_A
Classification(s)
0[~1>I-^0I^
Expiration Date
Date
TAX IDENTIFICATION NUMBER
(Corporations) Federal Tax l.D.#:
Revised 09/01/09
DESIGNATION OF SUBCONTRACTORS
Set forth below is the full name and location of the place of business of each sub-contractor whom
the contractor proposes to subcontract portions of the work in excess of one-half of one percent of
the total bid, and the portion of the work which will be done by each sub-contractor for each
subcontract.
NOTE: The contractor understands that if he fails to specify a sub-contractor for any portion of the
work to be performed under the contract in excess of one-half of one percent of the bid, the
contractor shall be deemed to have agreed to perform such portion, and that the contractor
shall not be permitted to sublet or subcontract that portion of the work, except in cases of
the public emergency or necessity, and then only after a finding, reduced in writing as a
public record of the Awarding Authority, setting forth the facts constituting the emergency or
necessity in accordance with the provisions of the Subletting and Subcontracting Fair
Practices Act (Section 4100 et seq. of the California Public Contract Code).
If no subcontractors are to be employed on the project, enter the word "NONE."
PORTION OF WORK
TO BE
SUBCONTRACTED
SUBCONTRACTOR* MBE
item
No.
Description of
Work
% of Total
Contract
Business Name and Address License No.,
Classification
& Expiration
Date
Yes No
NONE
Total % Subcontracted: 0%
Indicate Minority Business Enterprise (MBE) of subcontractor.
3-Revised 09/01/09
CITY OF CARLSBAD
MINOR PUBLIC WORKS CONTRACT
(Less than $30,000)
Labor:
I propose to employ only skilled workers and to abide by all State and City of Carlsbad Ordinances
governing labor.
Guarantee:
I guarantee all labor and materials furnished and agree to complete work in accordance with
directions and subject to inspection approval and acceptance bv: Clayton Dobbs
(project manager)
The Payment of Prevailing Wages Is Not Required
The City of Carlsbad is a Charter City. Carlsbad Municipal Code Section 3.28.130 supersedes the
provisions of the California Labor Code when the public work is not a statewide concern. Payment of
prevailing wages is at contractor's discretion.
False Claims
Contract hereby agrees that any contract claim submitted to the City must be asserted as part of the
contract process as set forth in this agreement and not in anticipation of litigation or in conjunction
with litigation.
Contractor acknowledges that California Government Code sections 12650 et seq., the False Claims
Act, provides for civil penalties where a person knowingly submits a false claim to a public entity.
These provisions include false claims made with deliberate ignorance of the false information or in
reckless disregard of the truth or falsity of the information.
The provisions of Carlsbad Municipal Code sections 3.32.025, 3.32.026, 3.32.027 and 3.32.028
pertaining to false claims are incorporated herein by reference.
Contractor hereby acknowledges that the filing of a false claim may be subject to the contractor to an
administrative debarment proceeding wherein the contractor may be prevented from further bidding
on public contracts for a period of up to five years and that debarment by another jurisdiction is
grounds for the City of Carlsbad to disqualify the Contractor or syl^contractor from participating in
contract bidding.
Signature:
Print Name:
Revised 09/01/09
Commercial General Liability, Automobile Liability and Workers' Compensation Insurance:
The successful contractor shall provide to the City of Carlsbad, a Certification of Commercial
General Liability and Property Damage Insurance and a Certificate of Workers' Compensation
Insurance indicating coverage in a form approved by the California Insurance Commission. The
certificates shall indicate coverage during the period of the contract and must be furnished to the City
prior to the start of work. The minimum limits of liability Insurance are to be placed with insurers that
have: (1) a rating in the most recent Best's Key Rating Guide of at least A-:V and (2) are admitted
and authorized to transact the business of insurance in the State of California by the Insurance
Commissioner.
Commercial General Liability Insurance of Injuries including accidental death, to any one person in
an amount not less than $500,000
Subject to the same limit for each person on account of one accident in an amount not less than
$500,000
Property damage insurance in an amount of not less than $100,000
Automobile Liability Insurance in the amount of $100,000 combined single limit per accident for
bodily injury and property damage. In addition, the auto policy must cover any vehicle used in the
performance of the contract, used onsite or offsite, whether owned, non-owned or hired, and whether
scheduled or non-scheduled. The automobile insurance certificate must state the coverage is for
"any auto" and cannot be limited in any manner.
The above policies shall have non-cancellation clause providing that thirty (30) days written notice
shall be given to the City prior to such cancellation.
The policies shall name the City of Carlsbad as additional insured.
Indemnity:
The Contractor shall assume the defense of, pay all expenses of defense, and indemnify and hold
harmless the City, and its officers and employees, from all claims, loss, damage, injury and liability of
every kind, nature and description, directly or indirectly arising from or in connection with the
performance of the Contract or work; or from any failure or alleged failure of Contractor to comply
with any applicable law, rules or regulations including those related to safety and health; and from
any and all claims, loss, damages, injury and liability, howsoever the same may be caused, resulting
directly or indirectly from the nature of the work covered by the Contract, except for loss or damage
caused by the sole or active negligence or willful misconduct of the City. The expenses of defense
include all costs and expenses including attorneys' fees for litigation, arbitration, or other dispute
resolution method.
-5- Revised 09/01/09
Jurisdiction:
The Contractor agrees and hereby stipulates that the proper venue and jurisdiction for resolution of
any disputes between the parties arising out ofthis agreement is San Diego County, California.
Start Work: I agree to start within working days after receipt of Notice to Proceed.
Completion: I agree to complete work within 30 working days after receipt of Notice to Proceed.
CONTRACTOR:
PLANES. BOATS AND AUTOMOBILES. LTD.
(nanie of Contr^or)
By : /I /
(Wl ign here)
CITY OF CARLSBAD a municipal
corporation of the State of California:
By:
Utilities Director
By
(print name and title) /
(e-mail address))
5950 El Camino Real. Carlsbad CA 92008
(address)
760 598 0070
(telephone no.)
(sign here)
(prinj name and title)
Ptx) A/cf<?aW/9-y
(address)
(city/state/zip)
(telephone no.)
(fax no.)
(e-mail address) (Proper notarial acknowledgment of execution by Contractor must be attached.
Chairman, president or vice-president and secretary, assistant secretary, CFO or assistant treasurer
must sign for corporations. Otherwise, the corporation must attach a resolution certified by the
secretary or assistant secretary under corporate seal empowering the officer(s) signing to bind the
corporation.)
APPROVED AS TO FORM:
RONALD R. BALL, City Attorney
BY:
-6 Revised 09/01/09
Exhibit A
Scope of work and locations
• Obtain right-of-way permit
• Install false bottoms to make sure that debris is captured and not allowed to enter
sewer system
• Under glass manhole walls and bench to remove loose and decomposing concrete with
a minimum water pressure of 5000 psi. Capture remove and dispose of all resulting
debris.
• Apply grout to inside of sewer manholes to return them exactly to their original
thickness, size and shape.
• Apply Raven 405 epoxy coating completely covering entire inside of manhole. See
attached specification for Raven epoxy coating application.
• All men will be implementation work including its inspection shall comply with the
attached specification from animal rehabilitation, "technical requirements and
specifications forthe corrosion protection and rehabilitation of new and existing
concrete/masonry wastewater structures"
• Clean the entire area
Locations
• 6030 Avenida Encinas 35 a-43 & 35a-44
• 5800 Avenida Encinas 28 c-9
• See attached maps
PROPOSAL
TO:
CLAYTON DOBBS KEVIN DOHERTY
COMPANY; DATE:
Cityof Catisbad 3,15.2012
FAX NUMBER! TOTAI, NO. OF' i>AGfiS INCLUDING COWR:
PHONENUMBER: RE:
KE-HAB TWO MANHOLES
NOTES/ COimENTS,-
SITE ADDRESS: Avenida Encinas, Carlsbod
SCOPE QF WORIC: Rehab manholes 35A-43 and 35A-44
Hydro blast interior to remove contamination. Apply high early
mortar to restore surface of manhole, and then apply 125 mils
Raven 405 liner per manufacturers recommendations. Pull test
and spark test while on site @ 12,500 volts and repair as needed.
Right of way permits as required included.
TOTAL LABOR & MATERIALS: $5,800 X 2 ^ $11,600
Thank You,
Kevin Doherty
760.801,5238
soo GR^ND AVE. STE A-9 - CAKLSBAD - CA - P2008
1?U: 760.729,791^ FX,- 760.729.7$i3
LICENSE # SUS26
20/10 39yd ain VEd BQ'-Pl ZIQZ/91/EQ
PBA LIMITED
PROPOSAL
TO: FROM:
CLAYTON DOBBS KEVIN D
COMPANY: DATE:
CITYOFCARLSBAD 3-5-12
FAX NUMBER: TOTAL NO. OF PAGES INCLUDING COVER:
PHONE NUMBER: RE:
760-802-4773 Manhole by claim jumper
NOTES/COMMENTS:
SITE ADDRESS; manhole - 28-c9 SEWER
Left tum lanes in front of claim jumper
SCOPE: Hydro blast interior to remove contamination. Apply apply high early mortar to
restore surface of manhole, and then apply 125 mils Raven 405 Uner per manufactures
recommendations. Pull test and spark test while on site @, 12,500 volts and repair as needed.
Traffic control and right of way permits as required included.
TOTAL LABOR AND MATERIALS 7,495.00
ANY WATER REQUIRED TO BE SUPPLIED BY CITY
Thank you
Pbaltd
Kevin Doherty
760-801-5238
800 GRAND AVE, STE A-9 - CARLSBAD - CA - 92001
PH: 760/729-5428 FX: 760/729-7917
LICENSE # 816826
IS Searches
a
Scale 1: 1,175.33
Map Content Q ^
Right-click a layer for more functions
Active Layer: Sewer Access Hole •
• atlasMaps
• 0 IVlap Grid (4X)
^ 0 Sewer inventoryi^^turej
.[Zl Eas'ement \
• 0 Contour 2005
• n] Sewer Clean Zones
• • City Quadrant
GO
Searches
Scale 1: 983.89 GO
EXHIBIT B
TECHNICAL REQUIREMENTS AND SPECIFICATIONS
FOR THE CORROSION PROTECTION AND/OR REHABILITATION
OF
NEW AND EXISTING CONCRETE/MASONRY
WASTEWATER STRUCTURES
PART 1 GENERAL
1 1 SUMMARY . ^ .
A This specification covers all labor, materials, equipment and services
necessary to complete the rehabilitation and installation of corrosion
protection for concrete and masonry wastewater structures as herein
specified.
B. Related Sections: Environmental, Health and Safety
1 2 REFERENCES , ^ ^. . , A. ACI 506.2-77 - Specifications for Materials, Proportioning, and
Application of Shotcrete. .
B ASCE Manual No. 92 - Manuals and Reports on Engineering Practice,
Manhole Inspection and Rehabilitation (2008 Update).
C ASTM D638 - Tensile Properties of Plastics.
D'. ASTM D790 - Flexural Properties of Unreinforced and Reinforced
Plastics. ^ . rM
E ASTM D695 - Compressive Properties of Rigid Plastics.
F' ASTM D1653 - Water Vapor Transmission of Organic Coating Films
G. ASTM D4541 - Pull-off Strength of Coatings Using a Portable Adhesion
Tester
H. ASTM D7234 - Pull-Off Adhesion Strength of Coatings on Concrete
Using Portable Puli-Off Adhesion Testers.
I. ASTM D4787 Standard Practice for Continuity Verification of Liquid or
Sheet Linings Appiied to Concrete Substrates.
J ASTM D2584 - Volatile Matter Content.
K ASTM D543 - Resistance of Plastics to Chemical Reagents.
L.' ASTM D4258 - Standard Practice for Surface Cleaning Concrete for
Coating . _.. ^ ^
M ASTM D4259 - Standard Practice for Abrading Concrete
N' ASTM. C109 - Compressive Strength Hydraulic Cement Mortars,
o'. ASTM C579 - Compressive Strength of Chemically Setting Silicate and
Silica Chemical Resistant Mortars.
P ICRI Technical Guideline No. 03732 - Selecting and Specifying
Concrete Surface Preparation for Sealers, Coatings, and Polymer
Overlays. ^ ^ .
0 SSPC SP-13/NACE No. 6 - Surface Preparation of Concrete.
R." SSPWC 210-2.3.3 & 211-2 - Chemical Resistance Test (Pickle Jar
Test). , ^.
S SSPWC 500-2 - Manhole and Structure Rehabilitation.
T." ASCE - The published Manuals and Reports on Engineering Practices of
the American Society of Civil Engineers
VerlO.6 7/15/10 Pagel of 11
U. ASTM - The published standards of the American Society for Testing
and Materials, West Conshohocken, PA.
v. ICRI - The published standards of the International Concrete Repair
Institiute, Des Plaines, IL.
W. NACE - The published standards of National Association of Corrosion
Engineers (NACE International), Houston, TX.
X. SSPC - The published standards of the Society of Protective Coatings,
Pittsburgh, PA.
Y. Los Angeles County Sanitation District - Evaluation of Protective
Coatings for Concrete (otherwise known as the ''Redner Test").
Z. SSPWC - Standard Specifications for Public Works Construction
(otherwise known as "The Greenbook").
1.3 SUBMITTALS
A. Product Data:
1. Technical data sheet for each repair and coating product to be used;
including application, cure time,surface preparation procedures and
certification from coating product manufacturer as to the
compatibility ofthe repair material(s) and coating system.
2. Material Safety Data Sheet (MSDS) for each product to be used.
3. Copies of independent testing performed on the coating product
indicating the product meets the requirements as specified herein.
Coating product physical properties shall be substatiated through
submittal of testing results as documented by an accredited third
party laboratory and shall be representative of the actual field
applied product including cure mechanism(s) as to be employed in
the field.
4. Five (5) references of manufacturer indicating successful coating
system performance greater than five (5) years in age of the
submitted coating product(s) within the municipal wastewater
environment.
B. Contractor Data:
1. Current documentation from repair and coating product
manufacturer(s) certifying Contractor's training and equipment
complies with the Quality Assurance requirements specified herein
(Section 1.4).
2. Five (5) references of Contractor indicating successful coating
system installation performance greater than five years In age of
coating product(s) ofthe same material type as specified herein,
applied by spray application within the municipal wastewater
environment.
3. Documentation of requirements of Section 1.6 B & C.
1.4 QUALITY ASSURANCE
A. Coating and repair products(s) shall be produced by a single
manufacturer including recommended underlayment, filler compounds,
base coat and top coat materials to ensure material compatibility.
B, Coating and repair product(s) shall be capable of being installed and
curing properly within the specified environment(s); specifically within
environmental conditions of a typical sanitary sewer. Coating
product(s) shall be resistant to all forms of chemical or bacteriological
attack found in municipal sanitary sewer systems.
Ver10.6 7/15/10 Page 2 of 11
C. Coating and Repair product(s) shall be fully compatible; including
ability to bond effectively (as tested for in Section 3.5 C.) to each other
and/or the host substrate, forming a composite system.
D. Contractor shall utilize equipment for the application of the coating and
repair product(s) which has been approved by the product
manufacturer; and Contractor shall have received training on the
operation and maintenance of said equipment from the product
manufacturer. Written certification of such approval(s) and training
shall be submitted by the coating and repair product manufacturer(s).
E. Contractor and contractor personnel shall be certified by, or have their
training approved and certified by, the coating and repair product(s)
manufacturer(s) for the handling, mixing, application and inspection of
the product(s) to be used as specified herein. Written certification of
such training shall be submitted by the coating and repair product
manufacturer(s) and shall include the individual contractor personnel
to be employed on the project.
F. Inspectors shall be trained in the use of testing or inspection
instrumentation and knowledgeable ofthe proper use, preparation and
installation ofthe product(s) to be used as specified herein.
G. Contractor shall initiate and enforce quality control procedures
consistent with the coating product(s) manufacturer recommendations
and applicable NACE, SSPC, ICRI or other standards as referenced
herein.
H. Pre-construction meeting shall take place no less than two weeks prior
to Contractor mobilization. All parties to have physical presence on
the project during construction shall be present. At this meeting
responsibilities and authorities during construction shall be discerned;
comments and questions regarding materials and execution of these
specifications shall be presented and addressed.
1.5 DELIVERY, STORAGE, AND HANDLING
A. Materials are to be kept dry, protected from weather and stored under
cover.
B. Coating and repair materials are to be stored between 50 deg F and 90
deg F. Do not store near flame, heat or strong oxidants.
C. All materials are to be handled according to their material safety data
sheets.
1.6 SITE CONDITIONS
A. Contractor shali conform with all local, state and federal regulations
including those set forth by OSHA, RCRA and the EPA and any other
applicable authorities.
B. Confined space entry program and other required safety training
certifications shall be submitted by Contractor to Owner as necessary
to perform the specified work.
C. Flow diversion and/or bypass plans shall be submitted by Contractor to
Owner as necessary to perform the specified work.
1.7 WARRANTY
A. Contractor shall warrant all work against defects in materiais and
workmanship for a period of one (1) year, unless otherwise noted,
from the date of final acceptance of the project. Contractor shail,
within a reasonable time after receipt of written notice thereof, repair
defects in materials or workmanship which may develop during said
Verl 0.6 7/15/10 Page 3 of 11
one (1) year period, and any damage to other work caused by such
defects or the repairing of same, at his own expense and without cost
to the Owner.
B. Coating and repair product supplier(s) shall warrant all coating
materials for a period of one (1) year from the date of final
acceptance, unless otherwise noted, to be free of manufacturing
defects; and products will meet current published physical properties
when applied and tested in accordance with the manufacturer's
standards. If, within said one (1) year period, any product does not
meet the physical properties or is defective in manufacture the
manufacturer will either replace the defective product or refund the
purchase price.
PART 2 PRODUCTS
2.1 EXISTING PRODUCTS ...
A. Standard Portland cement or new concrete must cured a mmimum of
28 days prior to application of the coating product(s) or surfaces must
be prepared and coating materials applied according to the coating
product manufacturer's recommendations for such conditions.
B. Remove existing coatings prior to application of the coating product(s)
which may affect the performance and adhesion of the coating
product(s). ^ ^ . ...
C. Thoroughly clean and prepare existing products to effect a seal with
and promote the adhesion ofthe coating product(s).
2.2 REPAIR PRODUCTS , ,
A. Repair products shall be used to fill voids or bugholes, smooth
transitions between components, replace lost motar in masonry
structures, smooth rough surfaces, rebuild severely deteriorated
substrates and/or to remediate infiltration prior to theinstallation ofthe
coating product(s). . , \
1. Repair materials must be supplied by the coating product(s)
manufacturer or shall be expressly approved by the coating
product(s) manufacturer in writing for compatible with the specified
coating product(s).
2. All materials shall be mixed, applied and cured in accordance with
the manufacturer's recommendations.
3. Repair product physical properties shall be substatiated through
submittal of accredited third party testing results and shall be
representative ofthe actual field applied product and cure
mechanism(s) to be employed in the field.
B. 100% solids, solvent-free epoxy grout; specifically the specified
coating product(s) (Section 2.3 C.) enhanced with Raven 200
polyolefin fiber filler or other approved aggregate.
C. Factory blended, rapid setting, high-early strength, non-shrink,
calcium aluminate repair mortar to be trowel or pneumatically spray
applied to the entire surface.
1. Manufacturer: Raven Lining Systems, James Dugger, Broken Arrow,
Oklahoma 800-324-2810 or 918-6150-140 fax.
2. Product: Raven 705CA Cement Mortar having the following
characteristics:
a. Product Type: Calcium aluminate mortar
b. Tensile Strength, psi (ASTM C496):>685
Verl 0.6 7/15/10 Page 4 of 11
c. Compressive Strength, psi (ASTM C109): >9,200 @ 28 days
d. Flexural Strength, psi (ASTM C293): >1,650
e. Shrinkage @ 90% R. H., % (ASTM C596): 0
f. Adhesion to Concrete, psi (ASTM C882): >4,000 psi
g. Freeze/Thaw (ASTM C666): 100 Cycles, no visible damage
h. Density of wet mix: 129 - 139 lbs./ft^
i. Applied Density: 135 lbs/ft^ (+/- 5 Ibs).
D. Factory blended, non-shrink, hydraulic cement to be used for
infiltration remediation.
1. Manufacturer: Asappllcable
2. Product: Raven 715 Hydraulic cement having the following
characteristics:
a. Product Type: Hydraulic cement
b. Compressive Strength, psi (ASTM C109): > 1,000 @ 1 hour,
>2500 psi @ 24 hours
c. Pull Out Strength, (ASTM C234): 14,000 pounds
d. Sulfate Resistance 2,000 ppm ( ASTM C267 15 cycles) no
weight loss
e. Freeze/Thaw (ASTM C666 100 cycles) no visible damage
f. Shrinkage @ 90% R. H., % (ASTM C596): 0
2.3 COATING PRODUCTS
A. Coating product shall be applied to all interior surfaces to protect the
host substrate and repair materials from all forms of chemical or
bacteriological attack typically found in municipal sanitary sewer
systems and to impart a degree of structural enhancement.
B. Coating product physical properties shall be substatiated through
submittal of accredited third party testing results and shall be
representative ofthe actual field applied product and cure
mechanism(s) to be employed in the field.
C. 100% Solids, Solvent-Free, Ultra-High Build Epoxy Coating to be spray
applied to all interior surfaces of exposed concrete above the springline
or as otherwise detailed.
1. Manufacturer: Raven Lining Systems, James Dugger, Broken Arrow,
Oklahoma 800-324-2810 or 918-6150-140 fax.
2. Product: Raven 405 - 100% solids, solvent-free ultra high-build
epoxy system exhibiting the foliowing characteristics:
a. Product Type: amine cured epoxy
b. VOC Content (ASTM D2584): 0%
c. Compressive Strength, psi (ASTM D695): 18,000 (minimum)
d. Tensile Strength, psi (ASTM D638): 7,500 (minimum)
e. Flexural Modulus, psi (ASTM D790): 700,000 (minimum)
f. Adhesion to Concrete, psi/mode of failure (ASTM D4541/7234):
200 psi (minimum) with substrate (concrete) failure
g. Chemical Resistance (ASTM D543/G20) immersionservice for:
2.3.C.2.g.l. Municipal sanitary sewer environment
2.3.C.2.g.2. Sulfuric acid, 30%
2.3.C.2.g,3. Sodium hydroxide, 10%
h. Successful Pass: Sanitation District of L.A. County Coating
Evaulation Study and SSPWC 210.2.3.3 (Greenbook "Pickle
Jar" Chemical Resistance test)
D. 100% Solids, Solvent-Free, Ultra-High Build Epoxy Coating to be
manually or spray applied to interior surfaces of exposed concrete
below the typical flow line; specifically deisgned for accelerated cure
Verl 0.6 7/15/10 Page 5 of 11
and suitable for release of flow in less than 45 minutes at normal
service temperatures or as otherwise detailed.
1. Manufacturer: Raven Lining Systems, James Dugger, Broken Arrow,
Oklahoma 800-324-2810 or 918-6150-140 fax.
2.4 PRODUCT APPLICATION EQUIPMENT
A. Cementitious repair products for spot repair may be mixed and applied
using hand and/or power tools
B. Cemetitious repair products to be spray applied shall be mixed and
applied using manufacturer approved batch mixing and low velocity
spray devices.
C. Coating product primer may be applied using hand tools or other
convention/airless spray application device(s).
D. Coating product to be spray applied shall be mixed and applied using
manufacturer approved heated plural component spray equipment.
E. Coating product application to hard to reach areasor for touch-up may
be performed using hand tools.
PART 3 EXECUTION
3.1 EXAMINATION
A. Appropriate actions shall be taken by Contractor to comply with local,
state and federal regulatory and other applicable agencies with regard
to environment, health and safety during work.
B. All structures to be coated shall be readily accessible to Contractor.
C. New Portland cement concrete structures shall have endured a
minimum of 28 days since manufacture prior to commencing coating
installation. Should earlier coating be required, coating product
manufacturer shall recommend specifications including appropriate
cure assessment testing and use of speciality primers and sealers such
as Raven 155.
D. Any active flows shall be dammed, plugged or diverted as required to
ensure all liquids are maintained below or away from the surfaces to
be coated until final applications are cured as recommended by the
manufacturer.
E. Temperature of the surface to be coated should be maintained
between 40 and 120 deg F.
F. Specified surfaces should be shielded to avoid exposure of direct
sunlight, other intense heat source or, where cementitous products are
employed, excessive ventilation. Where varying surface temperatures
do exist, coating installation should be scheduled when the
temperature is falling versus rising.
G. Prior to commencing surface preparation, Contractor shall inspect all
surfaces specified to receive the coating and notify Owner, in writing,
of any noticeable disparity in the site, structure or surfaces which may
interfere with the work, use of materials or procedures as specified
herein.
3.2 REPAIRS AND SURFACE PREPARATION
A. Excessive debris, sediment, root intrusion or other foreign materails
which may impact the effectiveness ofthe surface preparation process
shall be removed prior to the commencement thereof.
B. Offset sturctural componets, lids, covers, frames, etc. shall be
repaired, replaced or reset prior to the commencement of surface
preparation.
Verl 0.6 7/15/10 Page 6 of 11
C. External soil/fill voids shall be remediated and/or stabilized by
replacement or injection of stabilizing grout as determined appropriate
by the engineer.
D. Oils, grease, incompatible existing coatings, waxes, form release,
curing compounds, efflorescence, sealers, salts, or other contaminants
which may affect the performance and adhesion of the coating to the
substrate shali be removed in accordance with SSPC-SP 1.
E. Choice of surface preparation method(s) should be based upon the
condition ofthe structure and concrete or masonry surface, potential
contaminants present, access to perform work, and the required
cleanliness and profile ofthe prepared surface to receive the repair
and/or coating product(s).
F. Surface preparation method, or combination of methods, that may be
used include high-pressure water cleaning, water jetting, abrasive
blasting, shotblasting, grinding, scarifying, detergent water cleaning,
hot water cleaning and others as referenced in industry accepted
standards such as:
1. NACE No. 6/SSPC SP-13 Surface Preparation of Concrete,
2. ASTM ASTM D-4258 Standard Practice for Surface Cleaning
Concrete for Coating and ASTM-D-4259 Standard Practice for
Abrading Concrete,
3. ICRI Technical Guideline No. 03732 Selecting and Specifying
Concrete Surface Preparation for Sealers, Coatings, and Polymer
Overlays.
4. NACE/SSPC Standards for the surface preparation of steel.
G. Whichever method(s) are used, they shall be performed in a manner
that provides a uniform, sound, clean and neutralized surface suitable
for the specified coating product(s).
1. Resulting surface profile ofthe prepared concrete substrate shall be
(as described in ICRI Technical Guideline No. 03732):
a. For appliction of cementitious materials; at least a CSP2
b. For application of coating products: at least a CSP4.
2. Concrete and/or mortar damaged by corrosion, chemical attack or
other means of degradation shall be removed so that sound
substrate remains,
a. In conditions where severe chemical/microbiological attack has
occurred the prepared substrate shall exhibit a pH of 8-12.
Additional cleaning and/or contaminated substrate removal
may be required to achieve the specified pH level.
3. Steel surfaces to be coated shall be abrasive blast cleaned.
a. Blast air shall be free of oil and water.
b. Abrasive shall be as required to produce the specified level of
cleanliness and profile in an efficienet and uniform manner.
Abrasive shall not be recycled.
c. Abrasive blasting shall not be performed when the air or steel
temperature is below 40 deg F, when the relative humidity
exceeds 80%, or when the steel is less than 5 deg F warmer
than the dewpoint. The Contractor will provide
dehumidification, and/or temperature control as necessary to
meet these conditions.
d. Blast cleaning shall be in accordance with SSPC-SP 5, White
Metal Blast Cleaning for immersion service of the coated areas.
Blast cleaning for other surfaces shall be in accordance with
Verl 0.6 7/15/10 Page 7 of 11
SSPC-SP 10, Near White Blast Cleaning. Anchor profile shall
be 2.5-5.0 mil and relative to the coating thickness specified.
e. Alternatively, surfaces to be recoated may be cleaned according
to NACE No. 5/SSPC-SP 12 Surface Preparation and Cleaning
of Metals by Waterjetting Prior to Recoating.
3.2.G.3.e.1. Preparation shall be to NACE No. 5/SSPC-SP 12, WJ-
1, Clean to Bare Substrate using a minimum of High-
Pressure Waterjetting (10,000 psi-30,000 psi).
3.2.G.3.e.2. Waterjetting does not produce an etch or profile of
the magnitude currently recognized by the coatings
industry. Rather, it exposes the original abrasive-blasted
surface profile if one exists. An anchor profile of at least
2.5 mils is required to be exposed. If sufficient profile
does not exist, abrasive blasting shall be performed as
specified in section 3.2 D.
3.2.G.S.e.3. At the time of the recoating, the amount of flash rust
shall be no greater than "No Flash Rust" as defined in
NACE N0.5/SSPC-SP 12.
3.2.G.S.e.4. If inhibitors are to be used with the standard jetting
water, the coatings manufacturer shall be consulted to
ensure the compatibility of inhibitors with the coatings.
H. Prior to the application of the coating product repairs shall be
completed to ensure the following:
1. Ail inflow and infiltration shall be eliminated by use of appropriate
repair material(s), such as hydraulic cements and/or chemical
grouts as described in Section 2.2.
2. All repairs to joints, pipe seals, steps, mechanical penetrations,
benches, inverts, pipes or other opertuences to be coated shall be
completed and repaired surfaces prepared according to this section.
a. Benches or other horizontal surfaces shall have adequate slope
(1" rise per lineal foot minimum) to minimize the retention of
debris following surcharge.
b. Inverts or flow channels shall be smooth without lips, rough
edges or other features which may cause debris to collect;
contoured to minimze turbulent flow; and be sloped to
promote adequate flow from the inlet(s) to the outlet pipe.
c. All joints, pipe seals, steps or other penetrations shall be sealed
against inflow, infiltration and exfiltration and be adequately
filled, smoothed and contured to promote monolithic coating
application.
I. Areas where reinforcing steel has been exposed shall be repaired in
accordance with the Project Engineer's recommendations or at the
minimum all exposed steel shall be prepared in accordance with
Section 3.2 prior to coating with the coating product specified or other
approved primer as specified by the coating product manufacturer.
3.3 APPLICATION OF REPAIR AND RESURFACING PRODUCTS
A. Repair products as per section 2.2 D shall be used to fill voids,
bugholes, ahd other surface defects which may affect the performance
or adhesion of the coating product(s).
B. Repair products as per section 2.2 C and/or D shall be used to repair,
smooth or rebuild surfaces with rough profiles to provide a concrete or
masonry substrate suitable for the coating product(s) to be applied.
Ver10.6 7/15/10 Page 8 of 11
These products shall be installed to Vi!' minimum thickness or as
recommended within manufacturers published guidelines. Should
structural rebuild be necessary, these products shall be installed to a
thickness as specified by the Project Engineer.
C. Repair products as per section 2.2 F and/or G shall be used to
remediate all active inflow, infiltration and/or external soil/fill voids.
D. All Repair products shall be handled, mixed, installed and cured in
accordance with manufacturer guidelines.
E. All repaired or resurfaced substrates shall be inspected for cleanliness
and suitability to receive the coating product(s). Additional surface
preparation may be required prior to coating application as per section
3.2.
3.4 APPLICATION OF COATING PRODUCT(S)
A. Application procedures shall conform to the recommendations of the
coating product(s) manufacturer, including environmental controls,
product handling, mixing, application equipment and methods.
B. Spray equipment shall be specifically designed to accurately ratio and
apply the coating product(s) and shall be in proper working order.
C. Contractors qualified in accordance with Section 1.4 of these
specifications shall perform all aspects of coating product(s)
installation.
D. Prepared surfaces shall be coated via spray application of the coating
product(s) described herein unless otherwise recommended by the
coating product manufacturer.
E. Coating thickness shall be in relation to the profile of the surface to be
coated as recommended by the coating product manufacturer.
F. In all cases the coating product(s) shall be applied to a minimum dry
film thickness of 120 mils to surface profiles of CSP-4 to CSP-5 or 150
mils minimum DFT to surface profiles of CSP-6 or greater.Subsequent
topcoating or additional coats ofthe coating product(s) shall occur
within the product's recoat window or 24 hours which ever is less.
Additional surface preparation procedures will be required if this recoat
window is exceeded.
G. For resistance to ground water head pressure the coating shall be a
minimum of 120 mils for depths up to 15' and 150 mils minimum for
depths from 15' to 80'. For depths greater than 80' consult the coating
manufacuter for recommendations.
H. Coating product(s) shall interface with adjoining construction
materials/components throughout the manhole structure to effectively
seal and protect substrates from attack by corrosive elements and to
ensure the effective elimination of infiltration into the sewer system.
I. Procedures and materials necessary to effect the interface between
dissimilar materials and the coating product shall be as recommended
by the coating product(s) manufacturer.
J. Termination points ofthe coating product(s) shall be made at the
manhole frame and chimney joint (or other manway as is present), 1"
below normal flow levels at the bench or within the invert [unless
invert is specified to receive coating], and a minimum of 1" interfacing
within each pipe penetration.
K. Sewage flow shall be stopped, bypassed or diverted as necessary for
application of the coating product(s) to the invert and interface with
pipe materials.
Verl 0.6 7/15/10 Page 9 of 11
3.5 TESTING AND INSPECTION
A. During application a wet film thickness gauge, meeting ASTM D4414 -
Standard Practice for Measurement of Wet Film Thickness of Organic
Coatings by Notched Gages, shall be used. Measurements shall be
taken, documented and attested to by Contractor for submission to
Owner.
B. High voltage holiday detection for coating systems installed in
corrosive environments, when it can be safely and effectively
employed, shall be performed to ensure monolithic protection ofthe
substrate. After the coating product(s) have cured in accordance with
manufacturer recommendations, all surfaces shall be inspected for
holidays in accordance with NACE RPO 188-99 Discontinuity (Holiday)
Testing of New Protective Coatings on Conductive Substrates or ASTM
D4787 Standard Practice for Continuity Verification of Liquid or Sheet
Linings Applied to Concrete Substrates. All detected holidays shall be
marked and repaired according to the coating product(s)
manufacturer's recommendations.
1. Test voltage shall be a minimum of 100 volts per mil of coating
system tiiickness.
2. Detection ofa known or induced tioiiday in tiie coaitng product shail
be confirmed to ensure proper operation of the test unit.
3. All areas repaired shall be retested follwing cure ofthe repair
materiai (s).
4. In instances where high voltage holiday detection is not feasible a
close visual inspection shall be conducted and ail possbile holidays
shaii be marked and repaired as described above.
5. Documentation of areas tested, equipment employed, results and
repairs made shall be submitted to the Owner/Engineer by
Contractor.
C. Adhesion of the coating system to the substrate shall be confirmed in a
minimum of 10% of the manholes coated, or for large structures once
every 1000 square feet of coated area. Testing shall be conducted in
accordance with ASTM D7234 Pull-Off Adhesion Strength of Coatings
on Concrete Using Portable Pull-Off Adhesion Testers.Owner's
representative shall select the manholes or areas to be tested.
1. For each test manhole a minimum of three 20 mm dollies shall be
affixed to the coated surface; one at the cone area, one at the mid
section and one near the bottom of the structure.
2. For larger structures a minimum of three 20 mm dollies shall be
affixed to the coated surface at random locations within each 1000
square foot area or as otherwise agreeded upon.
3. The adhesive used to attach the dollies to the coating shall be rapid
setting with tensile strengths in excess of at least twice the
anticipated failure point (generally at least 1000 psi) and permitted
to cure in accordance with manufacturer recommendations. The
coating and dollies shall be adequately cleaned and prepared to
receive the adhesive. Failure of the dolly adhesive shall be deemed
a non-test and require retesting.
4. Prior to performing the pull test, the coating shall be scored to the
substrate, or within 10 mils of the substrate surface, by mechanical
means without disturbing the dolly or coating system bond within
the test area.
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