Public Infrastructure

//Public Infrastructure

Connecticut Convention Center Adriaens Landing

One of the largest public and private spending packages ever launched in Connecticut encompasses a mixed use program of convention center, hotel, residential, shopping and support attractions on the Connecticut River.

DTC served with BVH’s engineers in a unique consortium to address the fast track project schedule being managed by TVS Architects for the State Office […]

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Municipal Aquatic Center

DTC provided engineering design services for a new Municipal Aquatic Center in Harrison, New York.

This facility included two pools, a 7,900 sq ft main pool with a maximum capacity of 491 bathers and a 779 square foot wading pool with a maximum capacity of 49 bathers. The Bath House totaled 5,300 square feet and included […]

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Niantic River Railroad Bridge Replacement

Hydraulic/Scour Analysis

DTC was responsible for hydraulic sizing and scour assessment for this major movable span bridge replacement project, directly on Niantic Bay. Hydraulic sizing considered both inland and tidal flooding events through the 500 year level. Scour assessment was performed utilizing HEC-18 and included analysis for a wide range of inland and tidal flooding events […]

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Massachusetts Turnpike Authority Bridge Inspections

DTC made bridge inspections a variety of structures in and near Boston associated with the Massachusetts Turnpike (I-90) and Interstate 93 (I-93).

Inspected items included:

Rolled steel stringers
Steel box girders
Concrete box girders
Tunnel ceilings
Tunnel lighting and overhead items

Structures were either part of a ramp/tunnel for the interstate highways or spanned over the highway roadways.  […]

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MassDOT ABP Whitney Street over Monoosnoc Brook

DTC designed and rated a new single-span bridge to replace the deteriorating structure carrying Whitney Street over Monoosnoc Brook.  This project is part of the MassDOT Accelerated Bridge Program (ABP) and consists of:

Five (5) prestressed concrete NEXT D beams, serving as the superstructure and deck, with 9” wide C.I.P. closure pours provided for continuity
[…]

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MassDOT ABP Bridge Replacement Route 10 Highway over Manhan River

DTC was responsible for the bridge replacement as well as roadway modifications to Northampton Street (Route 10) as part of the MassDOT Accelerated Bridge Program (ABP).  The most significant change was creating a new signalized intersection at West Street.  This intersection was adjusted by widening and providing a “left turn only” lane along Route 10 […]

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MassDOT Accelerated Bridge Program Rte. 10 Bridge Manhan River Highway

As part of MassDOT’s ABP, DTC designed and rated a new single-span bridge to replace a structurally deficient 92’-3” span bridge.  The original steel girder-floorbeam-stringer system was replaced with a prestressed concrete Deck Bulb Tee Beam superstructure.  The eight (8) new precast beams, which also serve as the bridge deck, have a 93’-0” span length […]

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MassDOT Accelerated Bridge Program I-95 NB/SB over North Ave

DTC designed two (2) new single-span bridges to replace the two (2) three-span structures carrying I-95 Northbound and Southbound over North Avenue.  This project is part of the MassDOT Accelerated Bridge Program (ABP) and consists of:

Four (4) precast bridge units for the Northbound bridge and five (5) precast bridge units for the Southbound bridge […]

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CT DAS DCS On-Call Construction Administration

The Connecticut Department of Administrative Services selected DTC to provide On-Call Construction Administration services for multiple projects throughout the state.

DTC provided construction inspection services to the State of Connecticut in conjunction with the Utility Improvements at Somers Correctional Complex. DTC provided an on-site full time Construction Inspector (CI) during the construction period to observe the […]

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Downtown Crossing/Route 34

The Route 34 in Downtown New Haven was originally constructed in the 1950s as a way to link together the City of New Haven and the Lower Naugatuck Valley. Today, the highway has been reconfigured in an effort to connect New Haven’s medical district at Yale-New Haven Hospital to Union Station, the Hill Neighborhood and […]

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