1. Piledrivers
a. Floating of water drivers
b. Construction
c. Rigging – anchors, lines, buoys, hammer line, pile
line, jet rigging, lead rigging, deck winches, rigger
leads
2. Hammers and leads (drop, steam, pneumatic, diesel)
a. Hammer rigging
b. Lead construction (stationary, swinging, pendulum,
false, pile extractors)
3. Tools – drilling and setting with long augers
4. Piling materials – wood, treated wood, steels, tube and
sheet, concrete, cutoffs
5. Driving of material – driving to bearing, jetting
6. Rigging – building sections, stressed beams, knots, hitches
and splices (manilla and wire), stiff legs, gin pole, shear
legs, mobile cranes, righting capsized drivers
7. Excavations and shoring excavations
8. Form building
9. Construction of cofferdams – steel, sheet piling, wood
construction; sealing of cofferdams, removal
10.Construction of wood trestles – truss type, heavy framing
11.Construction of bridges – overpasses, abutments, sills,
column, vertical curves and supers, beams (cast-in-place,
precast, prestressed and poststressed)
12.Dockbuilding – wood and concrete
13.Float and pontoon
14.Welding and burning
15.Construction of engines, jets and jet pumps