|0.42|0.405||20,000 |1.66|0.38|1.74|0.44|0.410
12 |22,000|1.66|0.44|1.76|0.46|0.450||22,000 |1.71|0.43|1.80|0.50|0.465
13 |24,000|1.81|0.59|1.81|0.51|0.550||24,000 |1.77|0.49|1.84|0.54|0.515
14 |26,000|1.86|0.64|1.86|0.56|0.600||26,000 |1.83|0.55|1.90|0.60|0.575
15 |28,000|1.91|0.69|1.91|0.61|0.650||28,000 |1.90|0.62|1.97|0.67|0.645
16 |30,000|1.96|0.74|1.96|0.66|0.700||30,000 |1.97|0.69|2.02|0.72|0.705
17 |32,000|2.00|0.78|2.02|0.72|0.750||32,000 |2.12|0.84|2.10|0.80|0.820
18 |34,000|2.04|0.82|2.11|0.81|0.815||34,000 |2.20|0.92|2.16|0.86|0.885
19 |36,000|2.10|0.88|2.20|0.90|0.890||36,000 |2.29|1.01|2.24|0.94|0.975
20 |38,000|2.16|0.94|2.25|0.95|0.945||38,000 |2.39|1.11|2.32|1.02|1.065
21 |40,000|2.28|1.06|2.38|1.08|1.070||
22 |42,000|2.38|1.16|2.42|1.12|1.140||
23 |44,000|2.44|1.22|2.52|1.22|1.220||
24 |46,000|2.53|1.31|2.60|1.30|1.305||
25 |48,000|2.66|1.44|2.71|1.41|1.425||
26 |50,000|2.78|1.56|2.87|1.57|1.565||
||
33,000 lb., First Crack; ||24,000 lb., First Crack;
51,330 lb., Failed. ||44,000 lb., Failed.
||
At Elastic Limit: Load, 22,000 lb.; ||At Elastic Limit: Load, 20,000 lb.;
deflection, 0.45 in.; || deflection, 0.41 in.;
_S_, 3,484 lb. || _S_, 3,018 lb.
||
Maximum: Load, 51,330 lb.; ||Maximum: Load, 44,000 lb.;
deflection,.....; || deflection,.....;
_S_, 8,925 lb. || _S_, 6,627 lb.
||
_E_ = 1,695,000 lb. || _E_ = 1,625,000 lb.
=========================================================================

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

Columns in table:

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

Date: March 2d, 1909. Date: February 20th, 1909.
_l_ = 12 ft.; _l_ = 12 ft.;
_b_ (mean) = 6.56 in.; _b_ (mean) = 6.22 in.;
_h_ (mean) = 15.62 in.; _h_ (mean) = 15.62 in.;
_c_ = 7.81 in. _c_ = 7.81 in.
Time = 1 hr. Time = 33 min.

=========================================================================
| P | DEFLECTION, IN INCHES. || P | DEFLECTION, IN INCHES.
No.+------+----+----+----+----+-----++--------