19 |36,000|3.07|0.79|2.90|0.85|0.820||
20 |38,000|3.14|0.86|2.98|0.93|0.895||
||
34,000 lb. First Crack; ||28,360 lb. Cracked;
38,425 lb. Failed. ||35,500 lb, Failed.
||
At Elastic Limit: Load, 22,000 lb.; ||At Elastic Limit: Load, 22,000 lb.;
deflection, 0.465 in.; || deflection, 0.66 in.;
_S_ 3,320 lb. || _S_, 3,090 lb.
||
Maximum: Load, 38,425 lb.; ||Maximum: Load, 35,500 lb.;
deflection,.....; || deflection,.....;
_S_ 5,810 lb. || _S_ 4,983 lb.
||
_E_ = 1,601,000 lb. || _E_ = 1,017,000 lb.
==========================================================================


TABLE 4.--(_Continued._)--LOAD AND DEFLECTION LOG. BEAM V.

Columns in table:

A: Load, in pounds.
B: Reading.
C: Total deflection.
D: Mean total deflection.

Date: -- Date: February 27th, 1909.
_l_ = 12 ft.; _l_ = 12 ft.;
_b_ (mean) = 6 in.; _b_ (mean) = 6 in.;