Construction
Services
We specialize in marine pipeline, pile driving, shoreline protection, water intakes and outfalls, cofferdams, dam refurbishment and numerous other marine/heavy construction related projects.
Marine Construction
Dredging
Deep Foundations
Marine Railway
Design-Build and Pre-Construction Services
Dean Construction utilizes our in-house expertise and experience coupled with that of specifically selected, licensed, external engineering firms to achieve economical solutions/installations for our clients.
Pre-Construction Consultations
We provide fullscale pre-construction consultations
Constructability Reviews
Dean Construction’s experts can provide constructability reviews for your projects.
Start-To-Finish Design & Build Services
Construction
Services
We specialize in marine pipeline, pile driving, shoreline protection, water intakes and outfalls, cofferdams, dam refurbishment and numerous other marine/heavy construction related projects.
Construction Services
We specialize in marine pipeline, pile driving, shoreline protection, water intakes and outfalls, cofferdams, dam refurbishment and numerous other marine/heavy construction related projects.
Marine Construction
Dredging
Deep Foundations
Marine Railway
Marine Construction
Dredging
Deep Foundation
Marine Railway
Design-Build and Pre-Construction Services
Dean Construction utilizes our in-house expertise and experience coupled with that of specifically selected, licensed, external engineering firms to achieve economical solutions/installations for our clients.
Pre-Construction Consultations
We provide fullscale pre-construction consultations
Constructability Reviews
Dean Construction’s experts can provide constructability reviews for your projects.
Start-To-Finish Design & Build Services
We provide fullscale pre-construction consultations
Full Range of Marine Construction Services
Dean Construction performs work under various contracts and pricing strategies, ranging from design-builds to time-and-material contracts to conventionally tendered work.
We make our years of industry experience available for constructability reviews and budgeting analysis as well as design/pricing/execution of works from the project’s concept stages through design, permitting and construction.
Full Range of Marine Construction Services
Dean Construction performs work under various contracts and pricing strategies, ranging from design-builds to time-and-material contracts to conventionally tendered work.
We make our years of industry experience available for constructability reviews and budgeting analysis as well as design/pricing/execution of works from the project’s concept stages through design, permitting and construction.
Marine Construction
The team at Dean Construction has real-world, hands-on and administrative experience installing water intakes and water treatment plant outfalls, large diameter drilled, marine shafts, shoreline protection/restoration and port infrastructure.
Marine Construction
The team at Dean Construction has real-world, hands-on and administrative experience installing water intakes and water treatment plant outfalls, large diameter drilled, marine shafts, shoreline protection/restoration and port infrastructure.
Intakes
Construction of water intakes for municipal, industrial, green energy and power generation applications.
Methods of Installation have included:
- Open-cut trench
- Slip-lining into existing infrastructure, including in-situ combined with submarine grouting of the anulus
- Drilled and blasted trench
- Drilled vertical shaft with future connection to a tunnel
Materials Installed have included:
- HDPE pipe (up to 1600mm dia. and 2600m length) with concrete anchor blocks.
- Concrete pressure pipe on slopes to 22.5 degrees
- Concrete reinforced pipe
- Coated steel
Outfalls
Construction of water/effluent outfalls for waste water treatment plants, storm water, industrial process and power generation water discharge.
Methods of Installation have included:
- Drilled and stainless-steel lined diffuser shafts with future tunnel connection
- Penetration of existing wooden/steel seawall with insertion of steel outfall pipe
- Piping installed in excavated trenches and laid on the lake-bottom
- HDPE piping grouted inside protective steel casings while submerged
- Conversion of covered pipe outfall to open steel sheet piling discharge structure
Materials Installed have included:
- Steel sheet piling
- Concrete Pressure Pipes & Reinforced Concrete Pipes
- Steel Pipes and HDPE Pipes
- Large Diameter Duckbill Valves
- Stainless steel and FRP diffusers
- Custom fabricated concrete pipe structures
Shoreline Protection
Dean has installed a wide variety of shoreline protection systems.
- Steel sheet piling
- Stone revetments
- Concrete/fabric mats
- Stacked armour stone and cut-stone blocks
Port Construction
Dean has performed new wharf and pier construction and rehabilitation for large industrial, port authority and government clients.
Usages of the constructed facilities ranges from municipal parks to heavy industrial and cargo handling.
Tremie/Marine Concrete
Dean has extensive experience in placing tremie concrete both from onshore and floating plant.
- Large volume cast-in-place structural
- Anulus sealing
- Artesian pressure sealing/compensation
Large Diameter Drilling
Dean has drilled large diameter shafts in marine applications through overburden and bedrock in water depths up to 30m and shaft depths of 20m.
Fish Habitat
Dean has been contracted to install habitat creation/enhancement structures for marine fauna.
Installations have been for both one-off construction and legislated compensatory works for Dean projects.
Dam Protection
Dean has performed water control structure rehabilitation for navigation and hydro-electric generation owners.
Dredging
Dean Construction has performed dredging services related to various needs. These needs include navigation, recreation, flood control and environmental remediation.
Dredging
Dean Construction has performed dredging services related to various needs. These needs include navigation, recreation, flood control and environmental remediation.
Navigation
Dean has performed dredging in the St. Lawrence Seaway system from Sault Ste. Marie to Cornwall, Ontario. Works have been in ports and in shipping channels.
Disposal procedures have included:
- Open-water dumping
- Offloading for pumping into a Contained Disposal Facility
- Offloading for trucking to a secure disposal facility
Dean has completed numerous dredging projects have been performed for port authorities and municipal owners as well.
Flood Control
Dean has executed dredging projects to improve the flow of runoff water in areas prone to flooding.
Recreation
Dredging has been performed for applications ranging from recreational marinas to the Henley Pond rowing course.
Environmental Remediation
Dean has participated in projects involving the mechanical and hydraulic excavation of contaminated sediments, as well as their transport from site and disposal.
Deep Foundations
Dean Construction is one of the foremost deep foundation and marine construction companies in the Great Lakes Region. We have had the pleasure of completing hundreds of large-scale construction projects throughout the years.
Deep Foundations
Pile Driving
Dean Construction owns a compliment of pile driving equipment enabling us to perform various types of driven pile installations.
- Steel pipe piles and H-piles
- Wood piles
- Static load tests to 450t are also available.
Drilled Shafts
Dean has many years of experience with deep, shallow, straight shaft and belled installations.
Installations have ranged from high-capacity, bearing elements to highway sign supports.
Steel Sheet Pile Installation
Steel sheet piling installation for:
- Shoreline Protection
- Permanent Construction
- Temporary Excavation Support
- Dewatering
Drilled and Grouted Micropiles
Dean Construction has capabilties for hollow-core micropiles.
High Capacity Helical Anchors
Dean Construction has experience with:
- Installed steel shaft diameters up to 273mm
- Grouted shaft and plain steel
Marine Railway
Dean Construction’s Lasalle yard has a marine railway capable of serving marine vessles in the 400 tonne range. We have completed many large-scale projects throughout the years.
We are able to perform the following works and inspections in the dry: Transport Canada Inspections;Â Painting;Â Hull Repairs; Shaft and Propellor Removals, Repairs, Replacements, and Inspections; and Condition Surveys.
Marine Railway
Dean Construction’s Lasalle yard has a marine railway capable of serving marine vessles in the 400 tonne range. We have completed many large-scale projects throughout the years.
We are able to perform the following works and inspections in the dry:
- Transport Canada Inspections
- Painting
- Hull Repairs
- Shaft and Propeller Removals, Repairs, Replacements, and Inspections
- Condition Surveys