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 appears to the
writer that in the design of this structure two features are open to
criticism. The first is that such a high structure was built of plain
concrete without any reinforcement. Even if the computation of stresses
did not show the necessity for steel reinforcement, some should have
been embedded in the work. As a matter of fact, the writer believes