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- Directional & Jack Borings
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Wastewater Engineering:
Sanitary Sewer Extensions
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WEI has designed of many capital improvement sewer line extentions. Projects have included large diameter sewers, aerial lines over drainageways and rivers, open trench river crossings, both directional bore and jack and bore lines under highways, interstates, canals, rivers, congested utility corridors, and along trees and structures as protection. Designs include lift station design and abandonment, environmentally sensitive areas, and coordination and approval from state and federal agencies.
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Design/Build Greenway Business Park
Sewer Extension, Fruita CO
Involved design of 4323 LF of 8" to 18"
gravity sewer and 7362 LF of force main, a
directional bore under a wash, preliminary
evaluation and design of 5 lift stations and
final design and state health department
approval of 2 lift stations, one a recessed
wet well mounted station, the other a dry
pit with wet well. Both stations have
variable frequency drives and web-based
SCADA ethernet radio monitoring system
and back-up power systems.
Appleton Sewerline Extension, Mesa
County, CO
Designed 2270 feet of sewerline in I-70
ROW and a 189 foot 30" diameter bore.
26 Road Area Sewer Improvement
District, Grand Junction, CO
Designed 8,051' sanitary sewer and 23
services to lots on septic. Crossed three
canals and designed for soft soupy clay
subgrade.
Hwy 6 & 50 Sewer Extension, Grand
Junction, CO
Designed sewerline extention along
highway and designed a small package lift
station.
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New Sweden Sewer Interceptor,
Bingham & Bonneville Cnty, ID
Designed 20,113 feet of 12" to 21" sanitary
sewer line including a 570' aerial force
main river crossing, one bore under I-15
and one under the I-15 access road, and
two bores under canals.
Limekiln Gulch Sewer Line Extension,
Mesa County, CO
Design of 2900 lineal feet of 8 inch sewer
line, 500 lineal feet of 24" storm drain, and
500 lineal feet of roadway down a steep
and narrow draw. Project also included
abandonment of one lift station and the
design of new lift station, all in
environmentally sensitive area.
North Delta Sewer Phase 1, Delta
County, CO
Performed design of Phase I of the project,
consisting of over a mile of 12" line, a
crossing of a highway and the Colorado
River, and a lift station.
Val Vista Lakes, Gilbert, AZ
This involved the design of sewer facilities
in virgin territory for an 800 acre
development involving over 19 miles of
sewer - if only all projects were so easy.
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