1 Matching Results
Results open in a new window/tab.
Results:
1 - 1 of
1
System of Road Drainage.
Patent for a new and improved system of road drainage. This design is "especially . . . for use on dirt and other roads, and adapted to quickly dry the road after a heavy rainfall without disturbing the road-bed. The invention consists of a drain arranged longitudinally under the road-bed and provided with outlet-pipes placed suitable distances apart, and each adapted to be closed at its outer end, and branch air-pipes also extending from the said drain and adapted to be connected with an air-pump for pumping the air out of the drain" (lines 10-21).
Date:
December 2, 1890
Creator:
Mitchell, Alexander
System:
The Portal to Texas History