Culvert collar

Details Culvert collar Culvert collar

1997-07-10

1999-10-26

Graysay, Tamara L.

Hydraulic and earth engineering

Fluid control, treatment, or containment

Flow control

138107, 248 73, 248 744, 24822461, 285 61, F16L 310, F16L 313

Patent

active

059716630

ABSTRACT:
A culvert collar for providing a device that will support a culvert pipe and further reduces the installation time and maintenance time when working with culvert pipes. The inventive device includes a two piece flange assembly that has a first member that has a plurality of tongue portions and a second member with tongue grooves. The first member is placed in position in the trench and the culvert pipe is seated in a semi-circular channel of the first member. The second member is placed over the culvert pipe and held in position by the coupling of the tongues portions with the tongue grooves.

REFERENCES:
patent: 997383 (1911-07-01), Foster
patent: 2005699 (1935-06-01), Gottwald
patent: 2404531 (1946-07-01), Robertson
patent: 3765629 (1973-10-01), Voelker et al.
patent: 4099617 (1978-07-01), Nist, Jr.

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