OCR Text |
Show Highway Material Tests Being Made at College At the request of the state highway commission, a small temporary wooden wood-en barracks haif been built behind the Engineering building of the University of Wisconsin" to be used as a highway testing laboratory. Tests of various highway materials are now being carried car-ried out by the university and the commission. com-mission. Samples of road material are tested in the laboratory for straight compression com-pression and for cross binding strength. Some of the tests are made on roads under construction in order that the mixture may be of the proper consistency. Tiie sample is put in a frame along tiie edge of the road and then tested on the roadbeds. The result re-sult is later examined in the laboratory. labora-tory. Roadbed samples are also tested during regular intervals of varied periods pe-riods of days or weeks, and some are put away to be tested after a year or two. |