TBH Drill, LLC | Geotechnical Contractors

5th & Lynn Slide Repair — Seattle, WA (2005)

25 soldier piles consisting of 18" pile - 2' diameter, 25' long and 5 micropiles, 25 tiebacks, 30' long; 5 soil nails, 20' long - 250 sf in soil conditions of silty clay with sands.

5th & Lynn Slide Repair, Phase II — Seattle, WA (2005)

Install 4 micropiles and four 32 kip tiebacks in sands.

Albany Canal Bridges — Albany, OR (2005)

Drilled shaft caissons

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Anderson Park Bridge — Vernonia, OR (2005)

36 in. diameter by 35 ft. deep Drilled Shafts with reinforced structural concrete in siltstone and wet conditions.

Art Loh Residence — Seattle, WA (2005)

Soldier Pile Wall consisting of 14 piles, 2 ft. diameter by 25 ft. long with timber lagging; Soil Nail Wall with shotcrete facing. Soil nails were 25 ft. long in silty clay conditions.

Bend Parkway — Bend, OR (2005)

10 drilled shafts, 18 in. diameter, 30 ft. deep in loose to dense lava rock.

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City of Corvallis, Harrison St. Bridge — Corvallis, OR (2005)

Soil Nail Wall with shotcrete facing. Soil nails were 30 ft. long in silty clay soil conditions.

Clover Creek Bridge, McChord AFB — Lakewood, WA (2005)

10 drilled shafts at 36 in. diameter by 35 ft. deep in soil conditions of course sand, gravel and boulders in water.

ERB Memorial Union Elevator — Eugene, OR (2005)

8 ea. 6 in. diameter micropiles in clay and siltstone soil conditions.

Harris Transportation — Portland, OR (2005)

Soil Nail Wall consisting of 250 soil nails, 5200 sf with 8 in. thick Shotcrete facing in soil conditions of silty clay and rock.

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