PM&I: Catalog of Cast Trench Grates and Frames: Drainage Trench: R-4995 and R-4996 M Trench

PACIFIC MARINE & INDUSTRIAL

Engineering Department Email:

Trench Grates and Frames
R-4995 and R-4996 M Trench

Type M Trench Frame with Solid or Grated Cover

Flap and Flush Valve Frame, Lid

Heavy Duty

Cast Iron Trench Assemblies—Light or Heavy Duty—For Use in Sidewalks, Driveways,

Garages, Loading Docks, etc.

Dimensions in inches
Catalog
No.	Description	A	B	C	D	Length
Standard Sizes—Light Duty
R-4995-A1**	with grated cover	11 1/2	4-Mar	10	6 3/4	as ordered
R-4995-A2*	with grated cover	7	4-Mar	5	4 3/4	as ordered
R-4995-B1	with solid cover	11 1/2	4-Mar	10	6 3/4	as ordered
R-4995-B2	with solid cover	7	4-Mar	5	4 3/4	as ordered
Standard Sizes—Heavy Duty
R-4996-A1**	with grated cover	11 1/2	1 1/2	10	6	as ordered
R-4996-A2*	with grated cover	7	1 1/4	5	4 1/4	as ordered
R-4996-B1	with solid cover	11 1/2	1 1/2	10	6	as ordered
R-4996-B2	with solid cover	7	1 1/4	5	4 1/4	as ordered
Above Standard Frames made in 4 ft. sections, covers in 2 ft. lengths.
*Available with Type B grate only
**Also available with Type P grate

SINCE 1985