HomeMy WebLinkAboutCT 16-07; MARJA ACRES; RETAINING WALL CALCULATIONS;Marja Acres
Precise Grading Plan
529-9B, CC 03
Gravity Retaining Wall
Calculations
Prepared by:
Robert A. Chase RCE 41903 Exp. 3/31/26
9/25/24
DATE: 10/04/2024
10/04/2024
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51.10
3.75'
CLR.
53.13
52.63
0.50'
CLR.
10/04/2024
53.30
0.67'
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NOTES:
1. BOTOM OF WALL WILL BE APPROX.12" BELOW TOP OF CURB.
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2. RAILING WILL BE REQUIRED, EITHER PER RSD M-26 OR PER LANDSCSAPE ARCHITECT.
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Building essentials
for a better tomorrow~
JANUARY 2009
AWWA C900 I C905
PVC PIPE BURIAL DEPTH CHART
TECHNICAL
BULLETIN
These burial depth charts were developed using standard industry practices for predicting diametric deflection. The burial depths
provided are based on the AWWA recommendation for maximum deflection of PVC pressure pipe of 5%. These charts do not apply
for other values of deflection. A soil density of 120 lbs/ft and H2O highway loading was assumed. For shallow burials, the actual mag-
nitude of the predicted deflection should be investigated to check for the possibility of road surface damage. The burial depths in these
charts assume proper installation procedures.
Further information on this topic can be found in the following resources:
-JM Eagle Technical Bulletin "Depth of Burial for PVC Pipe"
-JM Eagle "Installation Guide: PVC Water Pipe"
-JM Eagle Technical Bulletin "PVC Pipe Trench Construction"
-Uni-Bell "Handbook of PVC Pipe"
> 95% 3,000 50 +
85% -95% 3,000 50 +
<85% 3,000 50 +
Loose 1,000 50 +
II > 95% 3,000 50+
85% -95% 2,000 50 + ~ t, 6 fl..\/ AT t\JC,. <85% 1,000 50 +
~ ~ t.JJA P .,.., otJ Loose 200 48 +
Ill > 95% 2,000 50 +
85% -95% 1,000 50+
< 400 50 +
Loose 100 45 +
IV > 95% 1,000 50 +
85% -95% 400 50 +
< 85% 200 48 +
Loose 50 44 +
V NOT RECOMMENDED .. :
• .. . . -. . -MiNIMUM BURIAL (Fij' ·.''.lt
>95% 3,000 50+
85% -95% 3,000 50+
<85% 3,000 50+
Loose 1,000 50+
II >95% 3,000 50+
85% • 95% 2,000 50+
< 85% 1,000 41 +
Loose 200 23+
Ill > 95% 2,000 50 +
85% • 95% 1,000 50+
<85% 400 28+
Loose 100 21 +
IV >95% 1,000 50+
85% • 95% 400 37 +
<85% 200 23+
Loose 50 20+
V NOT RECOMMENDED
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