Manhole/access cover and frame assemblies

Details Manhole/access cover and frame assemblies Manhole/access cover and frame assemblies

1983-01-19

1985-04-02

Novosad, Stephen J.

Road structure, process, or apparatus

Pavement

Vault cover-closure

404 3, 52 19, E02D 2914

Patent

active

045084700

ABSTRACT:
A frame, for a manhole/access cover and frame assembly, has outer peripheral portions which are generally of inverted U-shape in cross-section, and the outer surfaces of the peripheral portions, forming the outer limb of the inverted U, are formed with a plurality of apertures or cut-outs to facilitate the flow of concrete into the space within the peripheral portions to bed the frame securely into the concrete.

REFERENCES:
patent: 999752 (1911-08-01), Connell
patent: 3217619 (1965-11-01), Driver et al.

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