Prepare a bare cost estimate based on national average prices for the following storm drain installation: A trench is to be excavated for 350 ft with cross section as shown in figure. An 18"diameter Ductile Iron pipe must be laid, and the trench will be backfilled and compacted. The swell factor is 22% and the shrinkage factor is 15%. Assume that excavation will be done with a % CY backhoe. Backfilling will be done by hand, and compaction will be in 12" layers with air tamping. Haul any surplus excavated material to the dump site located 3-mile away. XXXX 5' Dia. 18"- 4' XXXX

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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Prepare a bare cost estimate based on national average prices for the following storm drain
installation:
A trench is to be excavated for 350 ft with cross section as shown in figure. An
18"diameter Ductile Iron pipe must be laid, and the trench will be backfilled and
compacted. The swell factor is 22% and the shrinkage factor is 15%.
Assume that excavation will be done with a % CY backhoe. Backfilling will be done by
hand, and compaction will be in 12" layers with air tamping.
Haul any surplus excavated material to the dump site located 3-mile away.
XXX
5'
Dia. 18"-
4'
XXXX
Transcribed Image Text:Prepare a bare cost estimate based on national average prices for the following storm drain installation: A trench is to be excavated for 350 ft with cross section as shown in figure. An 18"diameter Ductile Iron pipe must be laid, and the trench will be backfilled and compacted. The swell factor is 22% and the shrinkage factor is 15%. Assume that excavation will be done with a % CY backhoe. Backfilling will be done by hand, and compaction will be in 12" layers with air tamping. Haul any surplus excavated material to the dump site located 3-mile away. XXX 5' Dia. 18"- 4' XXXX
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