Lead time of construction

Process :

Prep

Asbestos ( test and abatement in case )

Demolition and Shoring in case

Foundation after Footing

Concrete job with inspection

Framing

Electric

Plumbing

HVAC

Boiler and piping - Rough Inspection

Sheating and Windows and Doors

Window, door molding

Partition wall and Inside Doors

Water proofing

Outside wrapping Brick or Metal finish

Siding finish

Roof

Bathroom and Kitchen

Gate

Fence

Tree

Gardening

Inspection

Completion

Before :

Initial discussion with customer : 1 month [ 3-6 month or so including Banking industry ]

Architect Drawing 1-3 months

New Building 3 -18 months

Renovation 1-2 months

Extention with Structure design : 2-4 months

.. the lead time of customer contact and modify ....1-2 months or more

DOB contact / Examiner : 1-3 months

Filing : Self or regular : 1-3 months

GC contract : RFP / Estimate / Proposal / RFI / Submittal

sub contractor contact and contract : 1-3 months or 1-2 weeks

Main Contract : AIA or others : 2-4 weeks

Plan approved and each work permit : 1-2 months

Job Start : :::::