Grade beam GB-1 intersects grade beam GB-2 with specific reinforcing and lap splice configurations. Grade beam GB-2 is reinforced with six number seven longitudinal bars and number three ties at nine inches on center, measuring one foot six inches deep. Grade beam GB-1 includes four number seven longitudinal bars hooked at grade beam GB-2 with a lap splice length of two feet zero inches and number three ties at nine inches on center.
GB-2 GRADE BM REINF W/ (6) #7 LONG BARS W/ #3 TIES AT 9"oc #3 TIES AT 9"oc (4) #7 LONG BARS HOOKED AT GB-2 LAP GB-1 PER DET / (4 S5.2) 2'-0" 1'-6"
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