class="tdleft">6.638
| Plastering (3,000 sq. ft.): |
|
|
|
|
|
| Labor, Plasterers |
0.75 |
116.50 |
|
|
|
| Labor |
0.46-7/8 |
15.00 |
|
|
|
| " |
0.37-1/2 |
198.52 |
|
|
|
| " |
0.281 |
105.66 |
435.68 |
14.52 per sq. ft. |
|
| Material: |
|
|
|
|
|
| Sand |
|
8.64 |
|
|
|
| Cement |
|
66.10 |
|
|
|
| Alum and Potash |
|
16.00 |
90.74 |
3.25 per sq. ft. |
|
| Cement Wash (8,560 sq. ft.): |
|
|
|
|
|
| Labor |
0.48-3/4 |
50.00 |
|
|
|
| " |
0.281 |
47.68 |
97.68 |
1.14 per 100 sq ft. |
|
| Material: |
|
|
|
|
|
| Cement |
|
15.18 |
15.18 |
0.18 " " " " |
|
| Windows, doors, and scuttle: |
|
|
|
|
|
| Labor |
0.50 |
49.00 |
49.00 |
|
|
| Material: |
|
|
|
|
|
| 1 door, 7 windows, etc. |
|
47.26 |
47.26 |
|
|
| Equipment: |
|
|
|
|
|
| 40% of $461.46 |
|
184.58 |
184.58 |
0.448 |
|
| Superintendence |
|
|
1,241.45 |
1.506 |
|
| Steel Tank: |
|
|
|
|
|
| Labor, Carpenter |
$0.50 |
$124.24 |
|
|
|
| Helper |
0.344 |
2.75 |
|
|
|
| Boiler-makers |
|
382.57 |
|
|
|
| Holders on |
|
147.33 |
|
|
|
| Labor |
|
40.61 |
|
|
|
| Foreman |
0.625 |
186.25 |
$883.75 |
$0.0441 per lb. |
|
| Material: |
|
|
|
|
|
| Tank, rivets, etc. (20,000 lb.) |
|
|
1,740.69 |
|
$0.0875 |
| Iron-work: |
|
|
|
|
|
| Spiral stairway, inlet, and overflow pipes, ventilator, reinforcing steel, etc.: |
|
|
|
|
|
| Labor, Machinists |
0.50 |
89.50 |
|
|
|
| Helper |
0.344 |
240.16 |
|
|
|
| Labor |
0.281 |
100.79 |
430.45 |
|
|
| Material |
|
1,814.71 |
1,814.71 |
|
|
| Total |
|
|
$16,578.29 |
|
|
DISCUSSION
Maurice C. Couchot, M. Am. Soc. C. E. (by letter).—It
