Hennepin County

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PROJECT QUESTION: Specification section SB-25 calls out for expansion/deflection fittings in accordance with 3839 except for areas where more than 4 in. of movement. What joints need more than 4 in. of movement?

Question:
Specification section SB-25 calls out for expansion/deflection fittings in accordance with 3839 except for areas where more than 4 in. of movement. What joints need more than 4 in. of movement?

Response:
SB-25 states - The expansion fitting must be in accordance with 3839, Conduit Expansion Fittings, except that the fitting must provide for greater than 4 in [100 mm] linear movement when required by the plans. - No joints require larger than 4 inches of movement.