364 Theodore Sedgwick Johnson 
Reinforcement for partition: 
744 square feet No. 7 triangle mesh at $2.50 a square 217.5 pounds 
bars at 7 cents 18.00 
Concrete in partition: 
9.3 cubic yards at $20 .00 185.00 
Steel weir plates 3.40 
Water pipe placed: 
65 feet — 1| inch pipe perforated and fitted with connections. Lump 
sum 50.00 
Reinforcement for brackets and channels: 
605 .5 pounds at 7 cents 42.40 
Concrete for brackets and channels: 
6.2 cubic yards at $16.00 100.00 
Materials for scumboards and supports 15.00 
Making and hanging same 10.00 
Making stop planks 20.00 
Backfilling and embankments 25.00 
Placing influent pipe and connections 15.00 
Total estimated cost $2126.40 
ESTIMATE OF COST FOR CIRCULAR TANK 
Excavation: 
350 cubic yards at $0.45 $157.50 
Sheeting: 
80 linear feet at $1 .75 140.00 
Reinforcement in floors: 
400 pounds at 6 cents 25 .00 
Concreting floors: 
11 .6 cubic yards at $10 .00 116 .00 
Waterproofing: 
3 .7 squares at $3 .50 15 .00 
Reinforcement for walls : 
3533 pounds at 6 cents 215 .00 
Concrete for walls: 
44 .2 cubic yards at $14 .00 620.00 
Placing sludge pipe: 
23 feet — 12 inch at $1.50 35.00 
Placing sludge pipe valve 40.00 
Specials 10.50 
Reinforcement for partition: 
300 square feet triangle mesh at $3 .00. 10 .00 
231 pounds at 7 cents 18 .00 
Concrete for partition: 
3 .8 cubic yards at $20 .00 75 .00 
Circular steel baffle : 
5400 pounds at 4 cents 210 .00- 
