Richland Manor Subdivision

Location: Juneau, AK Project Dates: 2020 – Present Owner: Private proHNS designed the first phase of this residential subdivision development, which constructed a 1,000-foot access road and sewer main from Hooter Lane to the project site. Our Engineer also calculated the capacity of the existing AK DOT&PF-owned drainage system on Glacier Highway at the bottom of Hooter Lane, the runoff of the existing drainage basin encompassing the location of the proposed development, and the runoff i...
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Douglas 4th Street Douglas Utilities and Drainage

Location: Juneau, AK Project Dates: 2020 - Present Owner: City and Borough of Juneau proHNS deftly designed this complicated utility and drainage  improvement project, which will replace multiple underground water transmission and distribution pipe networks with new 10” and 14” HDPE pipe, water services, and hydrants. Work will also include installation of temporary water systems to maintain service to the high pressure transmission network between PRVs, and temporary water systems to maint...
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Small Tracts/Mud Bay/Third Avenue AC Pipe Replacement

Location: Haines, AK Project Dates: 2019-2020 Owner: Haines Borough proHNS designed this Haines Borough project that replaced 2,891 feet of asbestos and ductile iron water line with HDPE pipe. In addition to installing a new water main, sewer services, water services, hydrants, and valves, the project also replaced the road base and pavement. proHNS also provided contract administration and inspection services during the three-month construction season. As the project was partially fund...
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Meander Way Streambank Stabilizations

Location: Juneau, AK Project Dates: 2018-2019 Owner: Nine private homeowners Due to recent flooding caused by outbursts of a lake dammed by Juneau’s Mendenhall Glacier (referred to as “Jökulhlaup” events), private homeowners along the Mendenhall River experienced erosion of their riverbank and loss of their backyards. Principal Engineer Lucas Chambers, PE, provided stabilization designs, navigated permit requirements, and worked with a subcontracted surveyor to complete work in a timely...
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Savikko Road Improvements

Location: Juneau, AK Project Dates: 2019-2020 Owner: City and Borough of Juneau proHNS designed and inspected this CBJ project that replaced the failing water line, reconstructed the road base and pavement, and upgraded drainage and sewer utilities. Lead Design Engineer Lucas Chambers conducted numerous site visits and an on-site scoping meeting to document utility locates, evaluate existing drainage patterns, and confirm storm drain network locations and basemap layout. Staff Engineer Chri...
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Calvary Fellowship Subdivision

Location: Juneau, AK Project Dates: 2017-2019 Owner: Southeast Endeavors proHNS designed this 8-lot subdivision on behalf of Southeast Endeavors, and subsequently provided construction inspection services under our three-year CBJ term agreement. Our Lead Designer Lucas Chambers worked on this project from start to finish. Beginning in 2017, Lucas designed and modeled the new road, lot layout, driveways, and water and sewer facilities servicing the new lots. He also designed an extension...
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Front Street Water Line Replacement

Location: Haines, AK Project Dates: 2019 Owner: Haines Borough This project, funded by an Alaska Department of Environmental Conservation Drinking Water Fund loan, replaced 420 linear feet of existing 4-inch diameter asbestos cement (AC) water line with HDPE pipe. Our subcontractor North 57 Land Surveying provided survey while we handled project design, elements of which included replacement of residential water services, water line valves, hydrants, and other system features. We also d...
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Portage Cove Waterfront Trail

Location: Haines, AK Project Date: 2019 Owner: Haines Borough proHNS is currently designing three sections of the six-segment Portage Cove Waterfront Trail. The type of site-specific trail improvements will be determined during design and through coordination with Haines Borough representatives, though it is anticipated most of the trails will be constructed of gravel surfacing with limited sections of concrete sidewalk/ramps. Our primary goal is to design safe, usable trail alignments ...
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Lee Street Pump Station Replacement

Location: Juneau, AK Project Dates: 2018-2019 Owner: City and Borough of Juneau As the prime consultant, proHNS is providing civil engineering design for this CBJ project that will upgrade an existing pump station to maintain operating pressure and provide fire flow to a nearby subdivision. While our subcontractor Haight & Associates handles electrical design, proHNS staff will locate prior hydraulic analyses, collect flow data at existing fire hydrants, determine system pressure requir...
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Sitka Street Reconstruction

Location: Juneau, AK Project Dates: 2018-2019 Owner: City and Borough of Juneau proHNS handled primary engineering design, research, analysis, and technical specification writing for this City and Borough of Juneau project that replaced Sitka Street's dilapidated and failing water main. Other improvements included storm drainage collection upgrades and replacement of the aging pavement section between North Douglas Highway and Nowell Avenue. Design elements included new concrete valley gu...
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