Precast concrete expansion joint for roads and the like

Details Precast concrete expansion joint for roads and the like Precast concrete expansion joint for roads and the like

1983-01-10

1985-05-14

Leppink, James A.

Road structure, process, or apparatus

Pavement

Including joint means

404 74, 404 51, 264 35, 52403, 52573, 52378, E01C 1114

Patent

active

045168768

ABSTRACT:
Expansion joints for concrete highways consisting of precast beams with preformed joints of expansion joint material. The beams are laid crosswise of a strip of highway before pouring the concrete and provide expansion joints which are not affected by the skill of the workmen.

REFERENCES:
patent: 1197815 (1916-09-01), Frost
patent: 2093697 (1937-09-01), Scholer
patent: 2138817 (1938-12-01), Jacobson
patent: 2244337 (1941-06-01), Isett
patent: 2448134 (1948-08-01), Abel
patent: 3368016 (1968-02-01), Birguer

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