The bearing of wooden girders at their ends, or over a post, or of a post resting on a girder should be sufficient that the load will not crush the fibres of the beam. The following loads per square inch of bearing surface, may be allowed for the various woods given:

While oak..................

600

1bs

Yellow pine................

500

"

Oregon pine................

400

"

Norway pine................

250

"

White pine.................

200

"

Colorado pine...........

200

Spruce..........

250

Hemlock...........

200

Cypress.......................

200

Redwood..................

175