PM&I: Catalog of Cast Man Hole or Manhole Frames and Lids: Manholes: R-1740 to R-1741 Series

PACIFIC MARINE & INDUSTRIAL

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Man Hole Covers
R-1740 to 1741 Series

Large Manhole Frames, Solid Lid with Removable Center Lid

Heavy Duty

Removable 22” diameter lid provides easy access to underground vault.

R-1741-D off center access lid aligns with permanent underground ladder fastened to vault wall.

Dimensions in Inches
Catalog							Lid
No.	A	AA	B	C	E	F	Type
R-1740-D2	38	19	1 1/2	36	49	10	B
R-1740-E	44	22	1 3/4	42	56	10	B
R-1740-E1	(See note below**)
R-1740-F†	50	25	2	48	62	10	B
R-1741-D*	38	—	1 1/2	36	49	10	C
R-1741-E*	44	—	1 3/4	42	56	10	C
R-1741-F*†	50	—	2	48	62	10	C
*22” diameter center lid located 6” off center.
**Same as R-1740-E, except center lid has 31 15/16” diameter.
†Base flange (Dimension E) is flattened to 59” at four quarter points.

SINCE 1985