Transportation Archives - DHM Engineering https://www.melvineng.com/category/transportation/ Wed, 11 Jun 2025 15:59:03 +0000 en-US hourly 1 https://wordpress.org/?v=6.8.3 https://www.melvineng.com/wp-content/uploads/2020/07/cropped-favicon-1-32x32.png Transportation Archives - DHM Engineering https://www.melvineng.com/category/transportation/ 32 32 State Road 20 Signal Design on Mast Arm Supports at Intersection with Idlewild Drive https://www.melvineng.com/2019/10/22/state-road-20-signal-design-on-mast-arm-supports-at-intersection-with-idlewild-drive110/ https://www.melvineng.com/2019/10/22/state-road-20-signal-design-on-mast-arm-supports-at-intersection-with-idlewild-drive110/#respond Tue, 22 Oct 2019 17:25:43 +0000 https://www.melvineng.com/?p=699 The DHM roadway design team provided signalization, roadway, signing and pavement markings, drainage, and permitting. EGS provided geotechnical investigation and Snelgrove Survey and Mapping provided survey services. DHM designed the signal mast arm supports along SR 20 at the intersection with Idlewild Drive in Tallahassee. Notable: This project included extensive permitting with the City of Tallahassee, utility relocation and coordination, geotechnical investigation and coordination with the City Traffic Operations Department. Collaboration: DHM partnered with EGS for Geotechnical investigation, and Snelgrove Surveying for survey services, while working cooperatively with the Florida Department of Transportation, and all agencies and stakeholders for a

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]]> The DHM roadway design team provided signalization, roadway, signing and pavement markings, drainage, and permitting. EGS provided geotechnical investigation and Snelgrove Survey and Mapping provided survey services. DHM designed the signal mast arm supports along SR 20 at the intersection with Idlewild Drive in Tallahassee.

Notable: This project included extensive permitting with the City of Tallahassee, utility relocation and coordination, geotechnical investigation and coordination with the City Traffic Operations Department.

Collaboration: DHM partnered with EGS for Geotechnical investigation, and Snelgrove Surveying for survey services, while working cooperatively with the Florida Department of Transportation, and all agencies and stakeholders for a successful project.

Construction cost: $1.1 Million

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]]> https://www.melvineng.com/2019/10/22/state-road-20-signal-design-on-mast-arm-supports-at-intersection-with-idlewild-drive110/feed/ 0 State Road 8 Milling, Resurfacing, and Drainage Improvements https://www.melvineng.com/2019/10/22/state-road-8-milling-resurfacing-and-drainage-improvements/ https://www.melvineng.com/2019/10/22/state-road-8-milling-resurfacing-and-drainage-improvements/#respond Tue, 22 Oct 2019 17:24:35 +0000 https://www.melvineng.com/?p=695 Milling, Resurfacing and Drainage Improvements project from West of SR 270A (Flat Creek Road) to West of SR 267 (Pat Thomas Parkway) in Gadsden County (436663-1) The DHM roadway design team provided signalization, roadway, signing and pavement markings, and permitting. Snelgrove Survey and Mapping provided survey services and Phillips Precision Engineering provided design of drainage structures, drainage details, and stormwater pollution prevention plans.

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]]> Milling, Resurfacing and Drainage Improvements project from West of SR 270A (Flat Creek Road) to West of SR 267 (Pat Thomas Parkway) in Gadsden County (436663-1)

The DHM roadway design team provided signalization, roadway, signing and pavement markings, and permitting. Snelgrove Survey and Mapping provided survey services and Phillips Precision Engineering provided design of drainage structures, drainage details, and stormwater pollution prevention plans.

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]]> https://www.melvineng.com/2019/10/22/state-road-8-milling-resurfacing-and-drainage-improvements/feed/ 0 State Road 267 from State Road 20 Wakulla County Line in Leon County, Florida – Design https://www.melvineng.com/2019/10/22/state-road-267-from-state-road-20-wakulla-county-line-in-leon-county-florida-design/ https://www.melvineng.com/2019/10/22/state-road-267-from-state-road-20-wakulla-county-line-in-leon-county-florida-design/#respond Tue, 22 Oct 2019 17:22:50 +0000 https://www.melvineng.com/?p=690 The DHM roadway design team provided signalization, roadway, signing and pavement markings, drainage, and permitting. The scope of work included milling and resurfacing with the addition of five-foot paved shoulders to a portion of State Road 267 (Bloxham Cutoff) in Leon County, from State Road 20 to the Wakulla County Line. Notable: This project lies within an environmentally sensitive area (the Apalachicola National Forest) that required special attention to the needs and requirements of the US Forestry Service. Collaboration: DHM partnered with EGS for Geotechnical investigation, and Snelgrove Surveying for survey services, while working cooperatively with the Florida Department of

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]]> The DHM roadway design team provided signalization, roadway, signing and pavement markings, drainage, and permitting. The scope of work included milling and resurfacing with the addition of five-foot paved shoulders to a portion of State Road 267 (Bloxham Cutoff) in Leon County, from State Road 20 to the Wakulla County Line.

Notable: This project lies within an environmentally sensitive area (the Apalachicola National Forest) that required special attention to the needs and requirements of the US Forestry Service.

Collaboration: DHM partnered with EGS for Geotechnical investigation, and Snelgrove Surveying for survey services, while working cooperatively with the Florida Department of Transportation, and all agencies and stakeholders for a successful project.

Construction cost: $8.9 Million

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]]> https://www.melvineng.com/2019/10/22/state-road-267-from-state-road-20-wakulla-county-line-in-leon-county-florida-design/feed/ 0 State Road 79 Design / Build / Finance Multilane Reconstruction Project https://www.melvineng.com/2019/10/22/state-road-79-design-build-finance-multilane-reconstruction-project/ https://www.melvineng.com/2019/10/22/state-road-79-design-build-finance-multilane-reconstruction-project/#respond Tue, 22 Oct 2019 17:20:42 +0000 https://www.melvineng.com/?p=684 Anderson Columbia Company, Inc. (ACCI) teamed with DHM, Florida Bridge and Transportation (FBT), and Snelgrove Surveying and Mapping (SSM) to design and construct this two-lane to four-lane reconstruction project along the State Road 79 Corridor from Mill Branch Bridge to I-10 (21-mile long project). As part of the Anderson Columbia Company, Inc. (ACCI) Design / Build / Finance team, DHM provided roadway, signalization, signing and paving markings, drainage, and permitting. Notable: This ACCI project is the largest Design / Build / Finance roadway project in the Florida Department of Transportation District 3. This project includes extensive wetland impacts and permitting,

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]]> Anderson Columbia Company, Inc. (ACCI) teamed with DHM, Florida Bridge and Transportation (FBT), and Snelgrove Surveying and Mapping (SSM) to design and construct this two-lane to four-lane reconstruction project along the State Road 79 Corridor from Mill Branch Bridge to I-10 (21-mile long project).

As part of the Anderson Columbia Company, Inc. (ACCI) Design / Build / Finance team, DHM provided roadway, signalization, signing and paving markings, drainage, and permitting.

Notable: This ACCI project is the largest Design / Build / Finance roadway project in the Florida Department of Transportation District 3. This project includes extensive wetland impacts and permitting, construction of 37 stormwater management facilities, utility relocation and coordination, complete utility system design and rebuild in the City of Vernon, complex geotechnical investigation, including specialty construction techniques using rigid inclusions, wick drains and surcharge.

The project also includes the construction of three bridges.

Construction cost: $104 Million

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