section 32 31 13 chain link fence and gates 2015 32 31 13 chain link fence and gates - section 32 31 13 chain link fence and gates 2015 part 1 general ... 25 50 00 integrated automation [pertinent to gate operator access control] 10. 26 01 02 electrical distribution [relating to gate operators] ... security applications having 1.900 in. bottom rail]