Pallets of ICFs placed on foundation

Basement walls begin at corners

Forms establish the shape of the house

Rebar snapped into internal web in ICF

Cutaway of ICF block showing webs every six inches

Basement walls braced

Forms filled, trowelled and vibrated to remove air pockets

First floor joists hung from ICF wall

Corner blocks are placed to begin first-floor walls

Interior corner view

Walls braced, windows and doors blocked, ICFs reinforced

First floor walls poured

Iron beams incorporated into pockets in ICF

Floor joists incorporated into side of steel beam

Channels welded to top of steel beam to receive ICFs

Second floor walls step back thanks to steel beams

Plate attached to bolts in concrete

Roof construction begins

Attic trusses attached to ICFs

Exterior awaits cladding

Header for wide window incorporated into ICF wall

Fiber-cement siding attached to ICF web with pneumatic

nailer

ICF becomes fully hidden

House is highly efficient and very solid