Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance...
Transcript of Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance...
![Page 1: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/1.jpg)
County BuiltSteel Beam\Composite Concrete Deck Bridges
![Page 2: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/2.jpg)
What made Defiance County look at this Problem
• 4 – 100+ year old pin trusses on stone roads• Narrow roads, narrow RWs, trusses in good shape but very light
• Previous County Engineers kicked can down the road
• Load Rating gave us a deadline• Landowners were very opposed to closing roads
![Page 3: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/3.jpg)
![Page 4: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/4.jpg)
![Page 5: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/5.jpg)
Solution
• Landowners supported a low cost solution and suggested bridge width as the first area to cut, but not load capacity.
• Old abutments were ugly, but did not have scour problem. We used GRS behind them for speed and cost.
• We looked for low cost structural solutions, used steel with composite concrete decks, Force account construction
![Page 6: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/6.jpg)
GRS‐Geosynthetic Reinforced Soil
• Compacted, quality aggregate• Geotextile reinforcement at spacing less than 12”
• Independent of facing: old abutment, block, sheet piling, timber, gabion baskets, etc.
![Page 7: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/7.jpg)
Composite Design
C=T=2 Flange Area + Web Area x Steel Strength
d= ½ beam depth+slab depth‐1/2 stress block
Often twice the strength of steel alone
C=T=Flange Area x Steel Strength
d= beam depth
![Page 8: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/8.jpg)
![Page 9: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/9.jpg)
![Page 10: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/10.jpg)
Solution
• Landowners supported a low cost solution and suggested bridge width as the first area to cut, but not load capacity.
• Old abutment were ugly, but did not have scour problem. We used GRS behind them for speed and cost.
• We looked for low cost structural solutions, used steel with composite concrete decks, Force account construction
![Page 11: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/11.jpg)
![Page 12: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/12.jpg)
![Page 13: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/13.jpg)
![Page 14: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/14.jpg)
![Page 15: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/15.jpg)
![Page 16: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/16.jpg)
![Page 17: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/17.jpg)
![Page 18: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/18.jpg)
End Result
• 84’x 20’ deck, • Better ride than we expected• $96,000 force account total• $40,000 materials
– $6,000 used steel beams ($2000 more in paint)– $5,000 in deck concrete ($9,000 more in rebar)– $4,500 in guardrail– $10,000 in GRS
![Page 19: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/19.jpg)
![Page 20: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/20.jpg)
![Page 21: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/21.jpg)
![Page 22: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/22.jpg)
![Page 23: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/23.jpg)
![Page 24: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/24.jpg)
![Page 25: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/25.jpg)
![Page 26: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/26.jpg)
![Page 27: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/27.jpg)
![Page 28: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/28.jpg)
![Page 29: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/29.jpg)
![Page 30: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/30.jpg)
![Page 31: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/31.jpg)
![Page 32: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/32.jpg)
Cost Summary
• Bostater 80’x20’ $96,000 $60/SF• Platter 67’x20’ $76,000 $57/SF• Hill 45’x20’ $65,000 $72/SF• Weber 76’x20’ $88,000 $58/SF
![Page 33: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/33.jpg)
Acceleration Summary
• GRS behind existing abutments• Beam preparation for fast field work
‐ welded channel for forming‐ premade edge brackets ‐ overhang form‐ semi trailer preparation‐ excavator set of beams\trailers
![Page 34: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/34.jpg)
![Page 35: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/35.jpg)
![Page 36: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/36.jpg)
![Page 37: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/37.jpg)
![Page 38: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/38.jpg)
Hoffman Road‐Cost
• 14’ opening, 30’ wide• Labor (including benefits $23,700
& overhead)• Materials $37,000• Equipment $17,800
• Total $78,500
![Page 39: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/39.jpg)
![Page 40: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/40.jpg)
![Page 41: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/41.jpg)
![Page 42: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/42.jpg)
![Page 43: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/43.jpg)
![Page 44: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/44.jpg)
![Page 45: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/45.jpg)
![Page 46: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/46.jpg)
![Page 47: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/47.jpg)
Openlander Road‐Cost
• 42’ opening, 32’ wide• Labor (including benefits $28,500
& overhead)• Materials $53,800• Equipment $17,500
• Total $99,800
![Page 48: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/48.jpg)
Ohio Department of TransportationSteel Beam Program
• ODOT has identified bridges they are replacing that have steel beams
• The lengths and sizes are identified• If Ohio counties commit to use within 5 years ODOT will have the contractor give beams to counties in bid process.
![Page 49: Composite Concrete Deck Bridges...Steel Beam\Composite Concrete Deck Bridges What made Defiance County look at this Problem • 4 – 100+ year old pin trusses on stone roads • Narrow](https://reader030.fdocuments.in/reader030/viewer/2022040301/5e73980b6d9165002621ff3a/html5/thumbnails/49.jpg)
Questions
Warren Schlatter, P.E., P.S.Defiance County Engineerdce@defiance‐county.comwww.defiance‐county.com(419)‐782‐4751