09- 137 C.M.R. ch. 11, § 04 - Bleachers
Bleachers shall be provided with wood sleepers or mud sills of at least 2 inch planks, or shall be supported on masonry footings. If the Commissioner so directs, sills shall be placed both parallel and at right angles to seating platforms. All bearing surfaces shall make contact as the Commissioner shall direct. Mud sills or sleepers shall be adequate area to support superimposed loads without settlement and shall be secured against lateral movement. The toe of each stringer shall be secured to the mud sills or sleeper, all horses or posts shall be secured against movement, and adequate sway bracing shall be provided as directed by the Commissioner. No more than one cantilever seat shall be permitted.
Notes
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