5.1 This practice is intended to standardize the minimum structural design loading for underground precast concrete utility structures.
5.2 The user shall verify the anticipated field conditions and requirements with design loads greater than those specified in this standard.
1.1 This practice describes the minimum live loads and dead loads to be applied when designing monolithic or sectional precast concrete utility structures. Concrete pipe, box culverts, and material covered in Specification C478 are excluded from this practice.
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