Guajataca Lake Stem replacement, Puerto Rico


Project description: Marine Diving Solutions is demoing and replacing a gate stem used to regulate the water level in Guajataca Lake, Puerto Rico after it was affected by the hurricanes in recent years.

Services Included:
  • Marine Diving Solutions removed the stem operator and old stem that had been damaged previously.
  • MDS Fabricated a large lifting frame to support two winches used to remove the 3 ½ inch stem measuring over 90 feet.
       
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Steamboat Lake Gate Replacement


Project description: Marine Diving Solutions is currently in the process of diving off a barge in depths up to 130 feet to remove and replace a 96 inch control gate that had been previously leaking at Steamboat Lake in Craig, CO

Services include:
  • Diving to unbolt the 96 inch control gate using a Hydraulic bolt tensioner.
  • Then MDS is using a barge and crane to safely remove the gate out of water.
  • We now have installed a blind flange while waiting for the new gate to come in. 
             
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Pueblo Water Tank Replacement


Project Description: Marine Diving Solutions is currently in the process of removing and replacing two 120-foot roofs off potable water tanks and replacing the old steel roofs with new lightweight aluminum roofs.

Services Include:
  • Welding over 1,200 feet of roof supports.
  • Fabricating all new ladders, safety platforms and safety climb systems.
  • Utilizing multiple cranes and critical picks to safely remove the old roofs.
  • Welding, plasma cutting and rigging are key components needed to complete this large project. 
       
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Town of Naturita, Colorado Water Tank Exterior Recoat and Vent Upgrade


Project Description: Marine Diving Solutions provided an exterior blast and recoat, replacement of vent with a larger frost proof design and installation of a wire rope fall arrest system.

Services Included:
  • Fabrication and installation of a 24” frost proof vent
  • Installation of a wire rope fall arrest system
  • Blast and recoat of exterior of tank to a SSPC-SP6
     
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Town of Loving, New Mexico Water Tower Overflow Upgrades


February 2016

Project Description: Marine Diving Solutions provided fabrication, installation, and rehabilitation services for a 200KG water tower.

Services included:
  • Shop prepping of 140’ of 12” schedule 40 pipe with coating
  • Installation of 140’ of 12” pipe in the field.
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Town of Simla, Colorado Tank Rehabilitations


May 2016

Project Description: Marine Diving Solutions provided fabrication, installation, and replacement services for 3 water tanks ranging from 44KG to 250KG.

Services included:
  • Concrete foundation repairs
  • Replacement of outdated barn hatch’s with 24” AWWA compliant type
  • Installation of a frost proof vents
  • Replacement of level indicators
  • Lowering overflows to ground level on each of the tanks

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Board of Water Works of Pueblo Colorado La Vista Tanks Roof Drainage Improvements


May 2015

Project description: Marine Diving Solutions provided drainage, ventilation and safety improvements to two 3MG water tanks.

Services Included:
  • Fabrication and installation of a wire safety fall arrest systems
  • Fabrication and installation of frost proof vents
  • Installation of vents
  • Fabrication of numerous custom aluminum components
  • Installation of upgraded overflows
  • 50% of all work was completed using man lifts and suspended activities
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Town of Hugo, Colorado Water Tower Rehabilitation


June 2016

Project Description: Marine Diving Solutions provided fabrication, installation, and rehabilitation services for a 100KG water tower.

Services included:
  • Weld repairs to the wall panel to roof panels to seal gap to meet AWWA code
  • Replacement of outdated barn hatch with a 24” AWWA compliant one
  • Installation of a frost proof vent
 
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Heron, NM Blast and Re-coat


April 2015

Project Description: Marine Diving Solutions provided an interior and exterior blast and recoat to a 150KG water tank.

Services included:
  • Interior blast and recoat to an SSPC SP10
  • Exterior blast and recoat to an SSPC SP6
  • Installation of a frost proof vent.
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Department of Veteran Affairs Water Tower Rehabilitation


October 2014

Project Description: Marine Diving Solutions provided fabrication, installation, and removal services for a 100KG water tower from the 1940’s.

Services included:
  • Fabrication and installation of a ladder for the exterior of the water tank with a wire safety fall arrest systems
  • Fabrication and installation of a ladder for the interior of the water tank with a wire safety fall arrest systems
  • Installation of two 30” and one 24” manways
  • Repair of cracks and spalling in the structural foundation of the tank
  • Welding of base anchor bolts and nuts
  • Replacement of roof access hatch and vent
  • Raising of 6” inlet and 8” outlet pipes 150’ to the interior of the water tank
  • Sealing top of riser to tank to make wet riser into a dry riser
  • Installation of a 5” overflow 150’ with splash pad and security flapper valve
  • Raising of handrail to meet current OSHA compliance
  • Welding of the circumference of the post head to shell connections
  • Installing a handrail at the top of the tank for safety of personnel
  • Replacing of access hatch for entry into the tank from the top of the tank
  • 75% of all work was completed using man lifts and suspended activities
     
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Town of Red Cliff, Colorado Water Tank Insulation Replacement and Upgrades


October 2014

Project Description: Marine Diving Solutions provided fabrication, installation, and removal services for a 250KG water tank from the 1960’s.

Services included:
  • Fabrication and installation of a ladder on the exterior of the water tank with a wire rope safety fall arrest systems
  • Removal of failing foam
  • Installation of Foamglass foam insulation
  • Raising roof panels back into place that had failed due to severe snow fall
  • Installation of custom supports for reinforcing roof panels
  • Installation of a 3’ wide X 15’ long platform / catwalk on top of the tank
  • Removal and replacement of existing vent with a new 24” frost proof vent with extended neck for severe winter months
  • Installation of aluminum jacketing to protect Foamglass foam insulation
  • Cleaning and inspection to the interior of the water tank
     
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Swans Nest Metro District Ice Protection Upgrades


September 2014

Project Description: Marine Diving Solutions provided fabrication, installation, and removal services for a 300KG water tank.

Services included:
  • Installation of electrical lines to provide power to a water tank that was approximately 1 mile up a mountain from the closest power source
  • Coating repairs to the inside of the water tank at water level due to ice damage
  • Installation of a PAX water mixer to prevent ice damage.
     
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Town of Fleming, Colorado Water Tower Rehabilitation


April 2014

Project Description: Marine Diving Solutions provided fabrication, installation, and rehabilitation services for a 75KG water tower.

Services included:
  • Fabrication and installation of a ladder on the exterior of the water tank with landing platforms and wire safety fall arrest systems
  • Fabrication and installation of a ladder on the interior of the water tank • Guardrail fabrication and installation on the roof of the water tank
  • Removal of a broken 8” by 120’ vertical riser pipe removal
  • Foundation excavation for a new pipe placement
  • Concrete forming and foundation for a new 8” diameter by 130’ vertical freestanding ductile iron pipe placement
  • Concrete forming and foundation for a new 8” diameter by 130’ vertical freestanding ductile iron pipe
  • Backfilling and compaction around piping (10’ deep)
  • Installation of 120’ vertical ductile iron pipe
  • Fabrication and installation of custom flange to the base of the water tank
  • Removal of existing side supports for vertical riser
  • Installation of new supports for vertical riser pipe
  • Epoxy repairs to corrosion areas due to use on interior of the water tower
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Rueter-Hess Reservoir Improvements


Project Description: Marine Diving Solutions provided Diving and drilling operations to successfully installed a debris containment log boom giving the intake structure and gates protection from vegetation, logs and loose debris.

Services include:
  • Core drilling 10, six foot holes into the face of the dam to secure 2 sides of the debris containment log boom.
  • Diving to depths up to 120 feet to strategically place 17, 12,000 lbs. anchor blocks in two separate grid locations.
  • MDS assembled the log boom and ran over 700 feet of 1 ½ wire cable to tie it all together.
         
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Chatfield Dewatering


Project description: Marine Diving Solutions De-Watered over 5,000,000 gallons of water to clean, make repairs, and get a detailed in-depth inspection for the army corps of engineers.

Services included:
  • Marine Diving used multiple pumps in order to De-water the Stilling basin.
  • Power washed and scrubbed the walls clean of all built up marine growth and heavy staining.
  • MDS used crane operation to install 2 ladders and to clear large debris such as rocks and logs from the stilling basin. 

              
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Steamboat Lake Intake Pipe Expansion


Project description: Marine Diving Solutions assisted in the expansion and drilling operations of a 10 inch expansion pipe from 50 feet underwater to the shore.

S
ervices included:
  • Diving and utilizing a marine silt curtain to contain silt, debris and disturbed sediment.
  • Drilling over 800 feet and locating the end of the drill head.
  • Then attaching the pipe to the drill head to pull the 10 inch pipe back through.
  • Finally cutting the pipe and safely floating the extra back to shore.

      
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