Bridge Design Services

DESIGN SERVICES

Type Studies

  • Roadway alignment alternates
  • Structure type alternates
  • Quantity and cost estimates

Permitting

  • Army Corp of Engineers (ACOE)
  • Wetlands permits
  • Site specific permits
  • Driveway permits

Final Design

Project Photographs

Selected Design Experience

Worked on the preliminary design of:

  • Braintree, Vermont - Route 12A (Bridge with 0.26 mile Highway Approach)
  • Cambridge, Vermont - Route 108 (Bridge with 0.25 mile Highway Approach)
  • Jamaica, Vermont - Route 100 (Bridge with 0.26 mile Highway Approach)
  • Warren, Vermont - Route 100 (Bridge with 0.25 mile Highway Approach)
  • Johnson, Vermont - Route 15 (Bridge with 0.25 mile Highway Approach)
  • Pownal, Vermont - Route 346 (Bridge with 0.25 mile Highway Approach)
  • Royalton, Vermont - Route 14 (Bridge with 0.25 mile Highway Approach)
  • Parkside Terrace Bridge, Barre, VT, BRO 1446(19) -(Bridge (100-ft span) with 900' Highway Approach)
  • Granite Street Bridge, Barre, VT, HDP 9281(1)- (Bridge (120-ft span) with 300' Highway Approach)
  • Willey Street Bridge, Barre, VT, BRZ 1446(17) (Bridge (75-ft span) with 800' Highway Approach)
  • Blackwell Street Bridge, Barre, VT, BRM 6000(13) (Bridge(80-ft span) with 300 feet Highway Approach)

Worked on the final design of:

  • Countryside Boulevard, Manchester, NH - 8' Precast Box culvert in a 30-foot roadway fill embankment,
  • I-93 NB & SB over Pemigewasset River, Holderness-Plymouth, NH - Rehabilitation of 3-span (130'-160'-130')
  • I-93 NB & SB over NH Railroad, Plymouth, NH - Rehabilitation design of single-span continuous bridges.
  • I-93 Ramp over NH Railroad, Plymouth, NH - Rehabilitation design of single-span continuous bridges.
  • Stoddard Box Culvert - NH Route 9 over Little Granite Lake outlet, 100' cast-in-place concrete box culvert.

Conducted hydrologic and/or hydraulic analysis and design for:

  • Manchester, NH- Countryside Boulevard - 8' Pre-cast Box culvert in a 30-foot roadway fill embankment
  • Salisbury, NH - NHDOT Bridge Project NO. 12502, North Road over Billy Mowe Brook Bridge Replacement
  • Bradford, NH - State Project Number 12551, West road over West Branch Brook.
  • Warren, Vermont - State Project Number BRF 013-4(14) - VT RTE 100 Bridge over the Mad River.
  • Canterbury, New Hampshire, - State Project Number 12997/ Br. 114/037 - Bridge over Merrimack River
  • Grantham, NH - State Project Number/ Br. 114/087 - Yankee Barn Road Bridge over Sawyer Brook.
  • Chesterfield, NH - State Project Number 13270/ Br. 044/091 - Mountain Road Bridge over the Gulf Brook
  • Henniker, NH - State Project Number 12982/ Br. 097/101 - Patterson Hill Road Bridge over the Contoocook River"

SELECTED DESIGN TASKS

Existing conditions plan (Provided by client or subcontracted to Professional Land Surveyor), Right-of-way/Boundary Location (Provided by client or subcontracted to Professional Land Surveyor), Hydrologic Analysis (Quantification of stream discharge), Statistical Hydrology Analysis, Hydraulic Analysis (HEC-RAS, Capacity analysis, etc.), Approach roadway Design (Cross-sections, Horizontal and Vertical Alignments, etc), Substructure Design (footing design, Abutment Design, Wing wall Design, Scour analysis), Permanent Erosion Protection Measures (Riprap, Geosynthetics, Key Walls, Cut off walls, etc.), Temporary Erosion Control (Silt fence, Hay Bales, Crushed Stone, geosynthetics, etc.), Superstructure Design, Multi-plate culverts, CMP culverts, Precast box Culverts, Precast Arches, Precast Decks, Prefabricated Steel Bridges

© 2001 Eckman Engineering, LLC