Specialized Construction & Foundations

Building Moves, Rigging and Shoring, Structure Raising

House raised on cribbing with skid steer and rigging materials on site

Crane lifting timber truss section at snowy construction site in winter

Railroad bridge shored with timber cribbing columns in winter with locomotive passing through

Crane lifting timber frame wall section over stone foundation in spring

Yellow crane lifting red barn building in parking lot on clear winter day

Foundations - New Foundations, Excavation, Sill Work and Drainage

Excavated foundation bed with gravel drainage layer and PVC drain pipes in place

Completed new concrete foundation with steel railings and basement entry on dark wood building

New foundation footings and piers with rebar and drainage pipe under raised structure

Historic shingle house raised on steel beams and timber cribbing with excavator on site

Dry Laid Stone, New and Repairs to Existing

Dry laid stone retaining wall under construction with skid steer loader at streamside site in autumn

Close-up of dry laid granite stone wall showing fitted large and small stones

Dry laid stone abutment wall beneath covered bridge with scaffolding alongside river

Completed dry laid stone bridge abutment rising from river with flat stone foreground in winter

Trucking and Equipment - Heavy and Oversize Hauling

Fleet of heavy trucks and equipment lined up at yard including service truck, Peterbilt, Kenworth, and Mack dump trucks

Aerial view of covered bridge being hauled on flatbed truck through town main street with mountains in background

Peterbilt semi truck hauling timber covered bridge structure on lowboy trailer past fairgrounds

Graton Associates black Freightliner flatbed truck loaded with green timber in heavy snowfall

Classic black Arnold M. Graton dump truck parked in forest setting

Two red dump trucks positioned under large barn being moved at rural intersection

Graton Associates black dump truck with plywood load parked at yard beside lowboy trailer and excavator

CAT articulated dump truck loaded with brush and debris at land clearing site with excavator in foreground

Peterbilt oversize load truck hauling modular structure through residential neighborhood at dusk

Graton Associates black Peterbilt tractor with lowboy trailer at gravel yard beside excavator

Black and red Peterbilt tractor hauling large orange excavator on lowboy trailer in parking lot with autumn foliage

Flatbed trailer loaded with red pickup truck and Bobcat skid steer at gravel yard beside waterway

Fire Towers

Oakhill, Kearsarge and Milan Firetowers - Bases renovated and new cabs built.

Completed fire tower cab with new windows atop steel lattice tower on mountain summit with overcast sky

Fire tower with new cab under construction, workers and United Rentals lift equipment at base in spring

Fire tower steel lattice structure with orange boom lift at top during cab installation, bare trees and blue sky

Fire tower with new timber frame cab under construction rising above pine trees on overcast day

Mayflower

Arnold M. Graton and Associates was selected in January 2017 to work in conjunction with Plimouth Plantation on the Ship Mayflower.

Mayflower II bow towering above workers and orange boom lift in snowy shipyard with Christmas wreath on bowsprit

Large steel I-beams staged on gravel at Plimouth Plantation shipyard with red barn building behind

Steel shoring column installed alongside Mayflower II hull with scaffolding and rigging visible

Row of steel shoring columns supporting Mayflower II hull with boom lift and workers at shipyard

Interior view of Mayflower II hull showing curved wooden ribs and keel under work lights during restoration

Interior deck of Mayflower II showing steel support beams installed beneath historic wooden deck planking

St. Matthews Chapel - Sugar Hill, NH

This well-known chapel was rolled off a failing stone foundation. Site was excavated and new frost footings and posts installed. The chapel was then rolled back and set down on the new foundation footings and posts.

St. Matthews Chapel raised on steel beams and timber cribbing with steeple visible behind, autumn foliage and blue sky

St. Matthews Chapel front facade with tall white steeple and Graton Associates job sign in foreground, autumn foliage

Close-up of St. Matthews Chapel entrance with yellow doors and Arnold M. Graton support structure sign in winter snow

Excavated foundation site with timber footing forms and gravel base, chapel raised on cribbing in background with excavator and dump truck on site

Historic Cable House - Durham NH

Relocated to new foundation for installation of cables by Eversource.

Historic brick cable house standing on excavated waterfront site at Durham NH with Great Bay visible behind

Historic brick cable house encased in steel frame on rollers and timber skids at waterfront, Arnold M. Graton crew on site

Historic brick cable house in steel frame being moved on roller system along waterfront track with Great Bay and summer foliage behind

Omni Mt. Washington Hotel - Bartlett, NH

Installed extensive steel shoring to support porches while columns were replaced.

Omni Mt. Washington Hotel porch shored with red steel beams and orange boom lift alongside granite ledge

Graton Associates flatbed truck delivering long red steel beam to Omni Mt. Washington Hotel at dusk with mountains behind

Graton Associates flatbed truck loaded with red steel beams at Omni Mt. Washington Hotel grounds on rainy day with golf course and mountains behind

Omni Mt. Washington Hotel curved porch fully shored with red steel beams and timber cribbing, orange lift equipment on site under blue sky

Sampler Barn - Sugar Hill, NH

Well known Sugar Hill Sampler Barn was raised, excavated, and set down on a new foundation. The existing timber frame was refurbished.

Sugar Hill Sampler red barn raised on steel beams and timber cribbing with excavator and mountains behind on sunny summer day

Two Graton Associates crew members standing inside refurbished Sugar Hill Sampler barn timber frame on new concrete slab, sunlight streaming through open walls

Sugar Hill Sampler barn raised high on timber cribbing showing iconic red siding and white lettering against deep blue summer sky

Home and Barn Move - Tamworth, NH

Historic two-story house raised above new poured concrete foundation walls in Tamworth NH, pine trees and blue sky behind

Historic house raised on steel beams with Bobcat skid steer and yellow excavator clearing stone rubble from site in early spring

House on steel beams and timber cribbing above new concrete foundation with excavator arm visible, photo taken upside down