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Project Information Center > Project Specific Information

plansNHDOT Projects

Our Project Information Center is your source for information about ongoing and planned Department of Transportation projects.



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(603) 271-6495

Acworth 16301 Complete Bridge replacement carrying NH 123A over Bowers Brook
Allenstown-Pembroke 40362 Design Bridge Rehabilitation project of the Red List bridge that carries NH Route 28 over Suncook River (Br. No. 107/098)
Alton 14121D Complete Safety improvements to the intersection of the NH 28 and Stockbridge Corner Road.
Alton 41352 Construction Culvert replacement project on NH Route 11, Bachelder Brook, East of the Alton/Gilford town line.
Amherst 10136C Complete NH 101A /NH 101 EB intersection improvements
Andover 40392 Design Rehabilitation or replacement of the bridge that carries US4 over Blackwater River (Br. No. 143/077)
Barnstead- Alton 14121 Design Improvements to NH 28 beginning 1000' north of Hillsgrove Road in Barnstead and extending north approximately 7 miles to the Alton Traffic Circle
Barnstead 14121 Design Safety improvements at the intersection of NH 28, North Barnstead Road, and North Road.
Barnstead 14121E Complete Safety improvements to the intersection of the NH 28 and Peacham Road/White Oak Road
Barnstead 16200 Complete NH 28/NH 126 Intersection Safety Improvements
Barrington 16178 Complete Safety improvements at the intersection of US202 and NH9
Barrington 16201 Complete Safety improvements at the intersection of NH 125/Greenhill Road/ Tolend Road
Bartlett-Jackson 41989 Design Preservation of Bartlett Br. No. 153/108 carrying US Route 302 over Stony Brook and Jackson Br. No. 092/130 carrying US 16 over Ellis River.
Bedford 13527 Complete Replacement of bridge carrying US 3 over Everett Turnpike
Bedford 13692C Design Address Red List Bridge carrying NH 101 over Pulpit Brook.
Bedford 13953 Construction NH 101, Widen to 5 lanes from NH 114 to Wallace Road
Bedford 16100 Design Bedford Toll Plaza conversion to Open Road Tolling
Bedford 16156 Complete Culvert Slipline/Rehabilitation for Red List Bridge carrying NH 114 over Bowman Brook (Br. No. 151/151)
Bedford-Manchester 40731 Construction Bridge preservation efforts for the I-293 NB & SB / NH101 WB & EB bridges over the Merrimack River and PanAm railroad.
Bedford-Manchester-Londonderry 11512 Complete Improve access from the F.E. Everett Turnpike to the Manchester Airport and surrounding areas
Belmont 14567 Design Construct Fleet Fueling Facility at intersection of NH 106 and Brown Hill Road (Consolidates existing facilities in Loudon, Belmont, and Gilford)
Belmont 16202 Complete Intersection safety improvement project at NH 140 and South Road and Jamestown Road. Project included tree clearing, paving and sign installation.
Belmont 16203 Complete Intersection safety improvement project
Bennington 29486 Design Bridge rehabilitation or replacement efforts for South Bennington Road over Russell Brook
Berlin 12958B Complete Reconstruction and relocation of NH Route 110 from Green Street to Fourth Avenue with associated improvements to Wight Street
Bow 29641 Design NH Rte 3A Corridor Safety Improvements
Areas of focus are the intersections with River Road (formerly Johnson Rd) and Grandview Road.
Bow-Concord (I-93) Design Interstate 93 Transportation Planning Study
Brookline 40092 Cmplete Safety improvements at the intersection of NH 13 and NH 130
Carroll 21431 Complete US 302, construction of scenic overlook near Mt Washington Hotel
Chesterfield 13597 Complete Relocate 0.75 mi. of NH Route 63 along Spofford Lake in Chesterfield
Charlestown 42484 Design Bridge Preservation Efforts for one bridge located in Charlestown on NH 12 over NECRR (Charlestown 181/058)
Chichester 40631 Design Improvements to the intersection of NH Route 28 and Main Street.
Center Harbor-New Hampton 24579 Design Replace or rehab of red list bridge carrying Waukewan Road over Snake River (Br No. 080/040)
Chocorua NH16/NH113 Complete Chocorua Village workshop concepts for upcoming NH16/NH113 intersection improvement project
Claremont 27691 Design Bridge Rehabilitation project of the Red List bridge that carries NH Route 12A over Sugar River (Br. No. 072/127)
Concord 29601 Design Improvements at I-89 Northbound and Southbound Ramps with Clinton Street
Concord 12004 Complete Replace Sewalls Falls Bridge over the Merrimack River
Conway 11339 Design Construction of a bypass around Conway Village and North Conway.
Cornish 40296 Design Roadway restoration
Danbury 16303 Design Rehabilitate or replace Red List bridge carrying US4 over abandoned NHRR - Br. No 156/104
Deerfield 24477 Design Bridge replacement efforts for NH107 over Freese's Pond
Derry 15690 Complete Safety improvements at the intersection of NH 28, Kilrea Road and Windham Depot Road
Derry 24861 Complete Safety improvements at the intersection of NH 28 Bypass, Scobie Pond Road, and English Range Road
Derry - Londonderry 13065 Design I-93 Exit 4A Study
Dover-Rochester 29440 Design Conversion to All Electronic Tolling (AET) at the existing Dover and Rochester Tolling Facility locations along Spaulding Turnpike (NH16)
Dover-Somersworth-Rochester 29604 Design NH Route 108 Complete Streets reconstruction from the intersection of NH Route 9/Indian Brook Drive in Dover to Innovation Drive in Rochester, a distance of approximately 5 miles.
Dummer-Cambridge-Errol 16304 Design Improvements to NH 16 beginning near the intersection of NH 110A and extending north for 1.3 miles.
Dummer-Cambridge-Errol 16304B Design BUILD Transportation Grant Application for improvements to NH 16 in the Town of Cambridge. This project will make improvements to the roadway, which runs adjacent to the Androscoggin River, starting just east of the Dummer-Cambridge town line and continuing approximately 1.3 miles towards Errol. The project will address the poor condition of the pavement and road base, provide a sustainable roadway that maintains the connectivity of the corridor, minimize long-term maintenance and risk resulting from the proximity of the Androscoggin River, and preserves the scenic quality of the surrounding area.
Durham 16236 Construction Bridge replacement carrying U.S. Rte. 4 over Bunker Creek
Durham 16254 Design Improvements at the intersection of US 4 ramps and NH 108.
Durham-Newmarket 13080 Construction Construct bike shoulders and misc. safety improvements on NH Route 108 in Durham and Newmarket
East Kingston 26942 Design Bridge rehabilitation NH 107A over Pan Am Railway and a residential drive
Ellsworth 40874 Design Improvements to Stinson Lake Road from Brown Brook to Sucker Brook
Enfield 40526 Design Safety and mobility improvements on Route 4 from the Lebanon/Enfield Town line to Main Street in Enfield
Enfield 12967 Complete Main Street and NH 4A: Bridge replacement on Main Street over Mascoma Lake; NH4A Rehab pavement, add shoulders, improve drainage.
Enfield 12967B Complete Main Street, improvements to rail trail crossing.
Epping 29608 Design NH Route 125 capacity and traffic management improvements from Brickyard Plaza north approximately 3 miles to the intersection of NH Route 125 with NH Route 87.
Farmington 16146 Complete Replacement of NH 153 (Main Street) bridge over Cocheco River.
Farmington 16212 Complete Safety improvements on NH 11 from NH 153 intersection east approximately 1/2 mile.
Fitzwilliam 16211 Complete Safety improvements at the intersection of NH 12 and NH 119
Franconia 24497 Design Rehabilitation or replacement of NH18 Bridge over Lafayette brook.
Franklin 13928A Complete Improvements to US3/Industrial Park Drive Intersection
Gilford 15903 Complete US3/NH11 (Bypass) over NH11A Rapid Bridge Deck Replacement Project
Gilford 16207 Complete Safety improvements at the intersection of NH 11A/Belknap Mountain Road/Schoolhouse Hill Road
Hampton 40797 Design Improvements to Ocean Boulevard (NH1A), as developed from the 2018 Hampton Beach Area Master Plan Transportation Update.
Hampton 42295 Design Evaluate and design curb ramp improvements to meet Americans with Disabilities Act (ADA) requirements and joint Department of Justice (DOJ)/US Department of Transportation (USDOT) 2013 Rule. The project’s intent is to provide improved pedestrian connectivity from the roadway level to the existing curbed pedestrian facilities following or in advance of the Department’s roadway surfacing improvements.
Hampton Falls 29610 Planning Route 1 corridor study to identify congestion and safety deficiencies and potential improvements
Hampton Falls - Hampton 13408B Complete Replacement of the I-95 Bridge over the Taylor River
Hanover, NH- Norwich, VT 42278 Design Bridge Preservation project on the bridge that carries NH 10A/Wheelock Rd over Connecticut River (Br. No. 026/056)
Harts Location 16396A Complete Replacement of bridge carrying US 302 over Sawyer River
Haverhill 16238 Complete Replacement of the Mill St bridge over the NH Railroad (abd)
Hindsdale-Brattleboro 12210C Design BUILD (Better Utilizing Investments to Leverage Development) Discretionary Grant Application for the replacement of two bridges carrying NH Route 119 over the Connecticut River by constructing a new bridge just downstream and rehabilitating the two existing bridges for pedestrians and bicyclist.
Henniker-Hopkinton 40633 Design Safety and operational improvement project at the intersection of US Route 202/NH Route 9 and NH Route 127 and Old Concord Road.
Hooksett 12537A Complete US 3 improvements from Benton Road/Clough Avenue to NH27 (Whitehall Road/Martin's Ferry Road
Hooksett 29611 Design US 3/NH 28 Improvements from Alice Ave/West Alice Ave to NH 27 (Whitehall Road)/Martin's Ferry Road
Hudson-Hampstead 24518 Complete Installation of centerline rumble strips and shoulder rumble stripes along sections of NH Route 111 from Kimball Hill Road in Hudson to Mill Road in Kingston
Jackson 27709 Design Replacement or rehabilitation of red list bridge carrying NH16 over Ellis River (Br No. 144/056)
Jaffrey 16307 Design US 202 / NH 124 / NH 137 intersection improvements
Jefferson 42558 Design Bridge replacement project (Br. No. 140/097) and culvert replacement project at US 2 over Pricilla Brook and unnamed stream
Jefferson-Randolph 13602 Complete Preliminary Design for the Restoration and reconstruction of US Route 2
(For current planned improvements)
Jefferson-Randolph 13602C Design Reconstruction of US Route 2 beginning near the intersection of Black Velvet Rd and extending easterly for approximately 1 mile towards the Jefferson-Randolph Town Line
Keene 16152 Design Deck replacement of NH9 and NH10 bridge over Elm Street
Keene 26765 Complete Safety improvements at the intersection of NH Route 9 and Base Hill Road
Keene-Swanzey 10309P Complete Construction of a multi-use trail bridge over NH 101/NH12
Keene-Swanzey 40100 Design Construction of floodplain mitigation associated with the 10309 series projects previously constructed by the Department.
Lancaster 16208 Complete Safety improvements at the northern intersection of US 2&3 (Main Street/Bridge Street/North Main Street)
Lancaster, NH - Guildhall, VT 16155 Design Replacement of US Route 2 bridge over Connecticut River
Laconia 15691 Complete Safety improvements at the intersection of US 3 and NH 11B.
Laconia 16144 Design Superstructure replacement, US Rte 3 over NH RR
Lebanon 13951 Complete Bridge Replacement of the US 4 bridge over Mascoma River and rail trail. Also included will be improvements to the intersection of US 4 and NH 4A. Project limits are approximately 1,500 feet either side of the bridge over the Mascoma River.
Lebanon 11700 Complete To increase the capacity of the I-89 Exit 20 interchange with NH 12A
Lebanon 25821 Design Superstructure Replacement of red list bridge carrying Mascoma St over I-89 (Br No. 103/116).
Lebanon 29612 Design Capacity and safety improvements at the I-89 Exit 18/NH Route 120 Interchange
Lebanon 41191 Design Rehabilitation of the bridges that carry I-89 over US4 and NH10, and preservation efforts for the bridges that carry I-89 over Mascoma River.
Lebanon, NH-Hartford, VT 14957 Complete Replacement of US 4 Bridge over the Connecticut River
Lebanon, NH Hartford, VT 16148 Design TIGER 8 Discretionary Grant Application for I-89 Bridge Effort
Lee 15692 Complete Safety improvements at the intersection of US 4 and NH 125 (Lee Traffic Circle)
Lee-Durham 14461 Complete Pavement rehabilitation of US Route 4 from 300 feet east of the Lee Traffic Circle east 6.0 miles to just west of the Durham Wastewater Treatment Facility, including bridge rehabilitation of 5 bridges on US 4 and the bridge carrying Bagdad Road over US 4.
Lincoln-Franconia 15603 Complete I-93 4R Program (Franconia Notch State Parkway)
Londonderry 41715 Design Operational and Capacity improvements at the intersection of NH 28 & Stonehenge Road
Loudon 16188 Complete NH 106 corridor study from I-393 in Concord to Ames Road in Canterbury
Loudon 41292 Design NH 106 Bridge Preservation efforts for two bridges carrying NH 106 over the Soucook River.
Loudon-Canterbury 29613 Complete NH 106 improvements to enhance traffic operations and safety from Soucook Lane to Ames Road.
Lyme, NH - Thetford, VT 14460 Design Rehabilitation of East Thetford Road bridge over Connecticut River
Manchester 16099 Design The widening of F.E. Everett Turnpike (I-293) and Exits 6 & 7 interchange reconstruction.
Manchester 14966 Complete Rehabilitation and replacement of 5 Red Listed Bridges at Exit 4 on F.E. Everett Turnpikes (I-293)
Manchester-Hooksett 14604 Complete Rehabilitation of I-93 bridges over Merrimack River and NH 3A.
Manchester-Hooksett-Bow 13917 Complete NH3A Feasibility Study from I293 exit 7 in Manchester to Bow/Concord municipal boundary.
Meredith-Gilford 41483 Design Preservation of Meredith Br. No. 184/138 carrying US Route 3 over Maple St and NHRR, Gilford Br. No. 102/099 carrying NH Route 11 over the Gunstock River, and Gilford Br. No. 138/137 carrying NH Route 11A over Poor Farm Brook.
Meredith 10430 Complete US 3/NH 25 roadway improvements.
Meredith 16470 Complete NH104 (New Hampton Road). Bypass shoulder at Chase Road, offset right turn at Meredith Center Road.
Merrimack 10136D Design The project scope involves safety and operational improvements along the NH 101A corridor at two locations in the Town of Merrimack. The locations were identified in the Route 101A Corridor MasterPlan and Improvements Program Final Report, dated December 2002. The improvements in Merrimack consist of roadway widening and intersection geometry along NH 101A from Boston Post Road to Continental Boulevard, and the realignment of Craftsman Lane at its intersection with Boston Post Road.
Milford 13692B Complete NH 101 improvements from Wilton Rd to NH 101 Bypass.
Milford to Nashua 10136 Design Corridor Improvements as outlined in the NH 101A Corridor Study.
Moultonborough 15710 Complete NH 25/Fox Hollow Road intersection safety improvements.
Nashua-Manchester 40818 Design Design, Environmental Review, and Financial Plan for Commuter Rail extension from MA to NH.
Nashua-Merrimack-Bedford 13761 Design

Widen the F.E. Everett Turnpike (FEET) in three major segments between Nashua and Bedford as outlined below:

  • The southern segment (northbound and southbound) begins just north of Exit 8 in Nashua and proceeds northerly to just south of Exit 10 in Merrimack.
  • The middle segment (northbound and southbound) begins just north of the bridges over Continental Boulevard in Merrimack at Exit 11 and proceeds northerly to about 1 mile south of the Bedford Toll Plaza.
  • The northern segment begins in Bedford south of the US Route 3 overpass bridge and proceeds northerly to the I-293 interchange.
New Castle 29614 Planning Study Feasibility Study for Causeway Improvements for NH 1B
New Castle-Rye 16127 Design NH 1B, rehabilitate single leaf bascule moveable bridge over Little Harbor - 066/071
New Hampton 13876 Complete NH 104, Park and Ride Expansion (I-93 - Exit 23)
NH 104, Shoulder widening in front of NH Diner
Newington-Dover 11238 Construction Spaulding Turnpike expansion from exit 1 in Newington to the Dover toll plaza near exit 6, including improvements to the Little Bay Bridge and General Sullivan Bridge
New Ipswich 14465 Complete NH Route 123/124 bridge improvements over Souhegan River
Newton 29617 Design Improvements to the intersection of Route 108, Amesbury Road and Maple Ave. (Rowe's Corner)
NHMS Traffic Control   Traffic control plan information for major events at NH Motor Speedway on NH 106.
Northfield-Tilton 16147 Construction Deck replacement of the I-93 NB and SB bridges over the Winnipesaukee River, NH Railroad and Winnipesaukee River Trail. Project limits for traffic control extend approximately 2,500 feet either side of the Winnipesaukee River.
North Hampton 24457 Design Replace bridge carrying US1 over former B&M railroad (Br. No. 148/132)
North Hampton-Rye 42312 Design Improvements to NH Route 1A Coastal revetment.
Nottingham 40612 Design Bridge Replacement project of the Red List bridge that carries NH Route 152 over the North River (Br. No.141/127)
Orford 40366 Design Address State Red List Bridge (Br. No. 217/112) carrying NH Route 25A over Brackett Brook in the Town of Orford
Ossipee 10431 Construction Roadway rehabilitation along NH 16 from NH 28 Northerly 3 miles
Ossipee 13910 Construction Intersection Improvements at NH 41 and NH 16
Ossipee 14749 Construction NH 16 road and bridge improvements beginning at NH 16B (next to Indian Mound Golf Course) and extending north 3.2 miles.
Ossipee 29315 Construction Safety Improvements at the Intersecton of NH 28 and NH 171
Ossipee 41916 Design Bridge preservation efforts for NH28 over inactive NHRR
Pelham 14491 Complete Improvements in the area of Pelham Town Center
Pembroke 14477A Complete US 3/Pembroke Hill Road intersection improvements
Peterborough 15698 Design Safety improvements at the intersection of NH 101, NH 123 and Old Street Road
Peterborough 15879 Design Rehabilitate and widen bridge over Contoocook River
Plainfield 42580 Complete Stabilize Route 12A roadway embankment along the Connecticut River near River Road.
Plaistow 40641 Design NH 121A Traffic Calming and Safety Improvement Project
Plaistow-Kingston 10044-B Complete Reconstruct approximately 6 miles of NH Route 125 in the towns of Plaistow and Kingston
Plaistow-Kingston 10044-E Design Reconstruct NH 125, from south of the Kingston town line northerly approximately 1.8 miles, ending south of Hunt Road/Newton Junction Road.
Plaistow 10044G Complete Reconstruct NH 125 from Joanne Drive to Old Road, in the town of Plaistow.
Portsmouth 13455 Construction Replace six bridges over US 1 Bypass
Portsmouth 27690 Construction The purpose of the Portsmouth 27690 project is to rehabilitate the Red Listed Bridge 192/106, which carries US Route 1 Bypass over Hodgson Brook. The structure was originally constructed in 1940, and rehabilitated in 1966. It is comprised of five concrete boxes, with a total length of 45 feet and a width of 72 feet curb to curb.
The anticipated work includes concrete repairs to the inverts, head walls, base of stems as well as some minor ceiling patching. Also included is the design of a moment slab to support a new guardrail and possible provide additional width for a sidewalk.
Portsmouth 29640 Design Improvements to approximately 1.7 miles of US 1, from Wilson Road to Constitution Drive and from White Cedar Drive to Ocean Road
Portsmouth - Kittery 13678E Complete US 1, US 1 Bypass, I-95, Connection Study for Memorial Bridge, Sarah Mildred Long Bridge, and High-Level Bridge over Piscataqua River.
Portsmouth - Kittery 13678F Complete Memorial Bridge Replacement project - US 1 over the Piscataqua River.
Portsmouth-York 16189B Design I-95 Part Time Shoulder Use between Exit 5 in NH and Exit 3 in Maine both NB and SB, in conjunction with the MaineDOT and the Maine Turnpike Authority.
Rindge 16210 Complete US 202/Forristall Road/Middle Winchendon Road Intersection Safety Improvements
Rochester - 10620D Complete Spaulding Turnpike Expansion from Exit 11 to Exit 16
Rochester 20254 Complete Construct Park-n-Ride lot adjacent to US Route 202
Roxbury-Sullivan 10439 Construction Replacement of the NH9 bridge over Otter Brook in Sullivan and roadway improvements along NH9 from Keene townline to Sullivan.
Salem-Manchester 10418-C Complete Preliminary design and environmental evaluation of the reconstruction of I-93 from Salem to Manchester
Seabrook 15769 Complete NH 107 Road and Bridge Widening from West of the I-95 SB Ramps to the US 1 Intersection
Seabrook 16444 Complete Widen US Route 1 from Perkins Road to Autumn Way
Seabrook-Hampton 15904 Design The project is located on Route 1A in the Town of Hampton, Rockingham County. The project entails the rehabilitation or replacement of the Neil R Underwood Bridge (NHDOT Bridge No. 235/025) which spans the Hampton River at the inlet to Hampton Harbor. The bridge is a vital transportation link between the Village of Hampton Beach and Seabrook Village.
The bascule bridge was built in 1949 and replaced a wooden bridge originally constructed for trollies and cars, known as the “Mile-Long Bridge”. It has been rehabilitated multiple times, including in 1963, 1978, 1983, 1990, 2002 and 2010. Emergency repairs to the bascule span mechanical system were undertaken in 2018.
A Bridge, Type, Size and Location Study (TS&L) will be conducted by NHDOT. This study will evaluate three alternatives, Major Rehabilitation, Replacement with a Bascule, and Replacement with a Fixed Structure.
Springfield 20509 Design Address Red List Bridge carrying Georges Mills Road over Star Lake Outlet
Stewartstown 15838 Construction Rehabilitation of bridge carrying Bridge St. over Connecticut River
Stewartstown 16312 Construction Bridge replacement of NH 145 over Bishop Brook
Stratford 42555 Design Stabilize Hog Back Road roadway embankment adjacent to the Connecticut River
Swanzey 15697 Complete Safety improvements at the intersection of NH 12 and Lake Street
Swanzey 40485 Construction Safety improvements at the intersection of NH 32 (Old Homestead Hwy) and Sawyers Crossing Road.
Tamworth 16239 Complete Bridge rehabilitation or replacement carrying NH 113 over Bear Camp River
Troy 40370 Design Rehabilitation or replacement of Troy Br. No. 089/114 carrying NH Route 12 over the South Branch Ashuelot River
Troy 40371 Design Rehabilitation or replacement of Troy Br. No. 096/091 carrying NH Route 12 over the NHRR (Cheshire Rail Trail)
Walpole-Charlestown 14747 Construction Road improvements from NH12A in Charlestown south approximately 2.7 miles to Main Street in Walpole
Walpole, NH - Rockingham, VT 42277 Design Bridge preservation efforts for Church Street over the Connecticut River and Green Mountain railroad.
Walpole NH - Rockingham VT
Vilas Bridge
Design Rehabilitation of Vilas Bridge over the Connecticut River
Warner 15907 Design Bridge work at NH 127 over Warner River
Winchester-Swanzey 12906 Complete NH 10 Bridge Replacement over Ashuelot River
Wilton-Milford-Amherst-Bedford 13692D Design Wilton-Milford-Amherst-Bedford Route 101 Improvements
Wolfeboro 29615 Design Safety and mobility improvements on Route 28 from the Alton/Wolfeboro Town line to Route 109 (Pickering Corner)

New Hampshire Department of Transportation
PO Box 483 | 7 Hazen Drive | Concord, NH | 03302-0483
Tel: 603.271-3734 | Fax: 603.271.3914

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