What Is the Proper Sequence of Steps to Construct a Dewatering

Multiple Choice

What is the proper sequence of steps to construct a dewatering wellpoint system for a construction excavation? 1. Connect header pipe to suction pumps 2. Jet wellpoints into the ground 3. Connect wellpoints to header pipe with riser 4. Fill annular void with filter media

A) 1, 2, 3, 4
B) 3, 1, 2, 4
C) 2, 4, 3, 1
D) 1, 3, 2, 4