§ A182-4. Thrust blocks.

Latest version.

Concrete reaction or thrust blocks and/or clamps shall be placed behind all bends, tees, caps and plugs or other fittings and as directed by the Engineer. Concrete shall have a twenty-eight-day compressive strength of 2,500 pounds per square inch. Excavation for the same shall be carried out by hand at such locations to provide a good bearing against undisturbed materials within a short distance from the pipe or fittings. The thrust blocks shall be of the dimensions shown on the drawings

Editor's Note: The drawings are included at the end of this chapter.

or fixed by the Engineer.

                    
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