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HomeMy WebLinkAboutCT 98-14; Thompson/Tabata; Tentative Map (CT) (147)PROPOSAL TO CONDUCT PALEONTOLOGICAL MITIGATION THOMPSON / TABATA PROPERTY ("THE BAY COLLECTION") CITY OF CARLSBAD for Standard Pacific Homes 5750 Fleet Street, Suite 200 Carlsbad, California 92008 Department of Paleontological Services San Diego Natural History Museum P.O. Box 121390 San Diego, CA 92112-1390 29 January 2003 SCOPE OF WORK The San Diego Natural History Museum will: PROVIDE the necessary qualified personnel, equipment, and material to conduct paleontological monitoring during grading for the Thompson/Tabata Property ("The Bay Collection") project. The project director will be Dr. Thomas A. Demere, Department of Paleontological Services, San Diego Natural History Museum. WEAR red vests and hard hats at all times during fieldwork. PROVIDE a certificate of liability insurance in the amount of $2,000,000. ATTEND required meetings (including pre-construction meetings) or conferences concerning the project. PREPARE a final report summarizing the results of the mitigation program. COMPLETE the project in a timely manner. Standard Pacific Homes will: PROVIDE necessary permission and access to the property. PROVIDE base maps of subject property suitable for field locating of fossil finds and for the final report. DONATE catalogued fossils to the San Diego Natural History Museum. BUDGET The cost of the mitigation program described above shall not exceed $10,806.00 for Phase I grading, $8,358.00 for Phase II grading, and $21,533.00 for Phase III grading. Phase I Grading Field time -- Monitoring $40.00/hr. 1 person half-time ($ 160 day x 45) $ 7,200.00 ~ Field supervision $55.00/hr. 1 person as-needed ($ 110/wk x 9) 990.00 Subtotal field $ 8,190.00 Final Report Preparation ~ Report preparation $65.00/hr. 1 person full-time ($520/day x 1) $ 520.00 — Report preparation $55.00/hr. 1 person full-time ($440/day x 1) 440.00 Subtotal report $ 960.00 Project Management -- Project management $65.00/hr. 1 person part-time ($65/wk. x 9) $ 585.00 Mileage 3348 miles (62 miles x 54 days) @ $00.32/mile $ 1,071.00 Total - Phase I $10,806.00 Phase II Grading Field time -- Monitoring $40.00/hr. 1 person half-time ($ 160 day x 35) $ 5,600.00 — Field supervision $55.00/hr. 1 person as-needed ($110/wk x 7) 770.00 Subtotal field $ 6,370.00 Final Report Preparation — Report preparation $65.00/hr. 1 person half-time ($260/day x 1) $ 260.00 ~ Report preparation $55.00/hr. 1 person full-time ($440/day x 1) 440.00 Subtotal report $ 700.00 Project Management ~ Project management $65.00/hr. 1 person part-time ($65/wk. x 7) $ 455.00 Mileage 2604 miles (62 miles x 42 days) @ $00.32/mile $ 833.00 Total - Phase II $ 8,358.00 Phase III Grading Field time - Monitoring $40.00/hr. 1 person half-time ($ 160 day x 90) $ 14,400.00 - Field supervision $55.00/hr. 1 person as-needed ($110/wk x 18) 1.980.00 Subtotal field $16,380.00 Final Report Preparation ~ Report preparation $65.00/hr. 1 person full-time ($520/day x 1) $ 520.00 — Report preparation $55.00/hr. 1 person full-time ($440/day x 3) 1.320.00 Subtotal report $ 1,840.00 Project Management — Project management $65.00/hr. 1 person part-time ($65/wk. x 18) $1,170.00 Mileage 6696 miles (62 miles x 108 days) @ $00.32/mile $ 2,143.00 Total - Phase III $21,533.00 ASSUMPTIONS The above figures are based on estimated excavation schedules provided by Mike Elliott for Phase I rough grading (45 workdays), Phase II rough grading (35 workdays), and Phase III rough grading (90 workdays). The scope and cost estimates only cover construction monitoring, project management, and final report preparation. They do not cover specimen salvage, preparation, or curation activities. In the event that fossils are unearthed and require recovery these tasks will need to be added to the mitigation program through a change order. Typically, the field time is been broken down into monitoring and salvage. Monitoring involves looking for unearthed fossils, while salvage involves recovery of fossils. Often these two activities coincide. Occasionally, however, a specimen will require a more extended salvage and the assistance of an additional field person. Screenwashing is also typically included as a separate salvage activity, as it involves processing of selected sedimentary matrix samples for the recovery of small and sometimes microscopic remains (e.g., small mammal teeth). Fossil preparation is another typical task in a paleontological mitigation program. Getting the fossils out of the ground is only the first step. They then have to be removed from their enclosing rock matrix and stabilized so that they can be placed into a scientific institution for permanent storage and/or display. Previous mitigation projects have shown that, on average, preparation time equals approximately 30% of monitoring time. Cataloging and storage represent the final phases of mitigation and result in production of a specimen inventory of recovered fossils and permanent storage of the collection at the Museum. METHOD OF PAYMENT The San Diego Natural History Museum will bill Standard Pacific Homes monthly for time and materials. Standard Pacific Homes Dat San Uiego Natural Histofy/Museum Date c HENTHORN & ASSOCLWES LETTER OF TRANSMITTAL To: Mike Grim Of: City of Carlsbad 1635 Faraday Ave Carlsbad, CA Phone: 602-4623 Fax: 602-8559 From: Jayne Deaver Of: Jack Henthorn & Associates 5365 Avenida Encinas, Suite A Carlsbad, CA 92008 Phone: (760)438-4090 Fax: (760)438-0981 Date: 3/10/03 Time: 9:42 AM RE: Thompson/Tabata: Paleo Contract FORWARDED BY: )f HAND DELIVERY D U.S. MAIL D FAX D COURIER D PRINTER D PICK-UP Pages Description 1 Transmittal 5 Executed Paleontological Mitigation Contract COMMENTS: Mike: Please find attached the paleo contract for Thompson/Tabata. Jack asked me to fax it to you for your files and for Chip. Thanks, Jayne Copies to: File RECEIVED MAR 1 0 2003 CITY OF CARLSBAD PLANNING DEPT.