Collection
5 Matching Results
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5
Experimental Asphalt
Caption says, "5-AL-1266. Experimental asphalt membrane lining with no cover, appoximately 5 weeks after placing."
Date:
August 8, 1950
Creator:
George, P. W.
System:
The Gateway to Oklahoma History
Experimental Asphalt
Caption says, "5-AL-1268. Experimental asphalt membrane lining with cut-back asphalt penetrated crushed stone cover, approximately 5 weeks after placing."
Date:
August 8, 1950
Creator:
George, P. W.
System:
The Gateway to Oklahoma History
Experimental Asphalt
Caption says, "5-AL-1267. Experimental asphalt membrane lining with tack coat and stone chip cover, approximately 5 weeks after placing."
Date:
August 8, 1950
Creator:
George, P. W.
System:
The Gateway to Oklahoma History
Experimental Asphalt
Caption says, "5-AL_1269. Experimental asphalt membrane lining with pit-run gravel blanket cover, approximately 5 weeks after placing."
Date:
August 8, 1950
Creator:
George, P. W.
System:
The Gateway to Oklahoma History
Experimental Asphalt
Caption says, "5-AL-1270. Experimental asphalt membrane lining with earth blanket cover, approximately 5 weeks after placing."
Date:
August 8, 1950
Creator:
George, P. W.
System:
The Gateway to Oklahoma History