hillcrest subdivision

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Hillcrest Subdivision Hillcrest Subdivision is located on loop 1604, 1 mile North of US 90.

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Hillcrest Subdivision. Hillcrest Subdivision is located on loop 1604, 1 mile North of US 90. Introduction. Second Phase 932 feet of new storm drain 1,936 feet of new sanitary sewer approximately 3,000 feet of new water main 3,016 feet of new street New Streets Rustic Spoke - PowerPoint PPT Presentation

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Page 1: Hillcrest Subdivision

Hillcrest SubdivisionHillcrest Subdivision

is located on loop 1604, 1 mile North of US 90.

Page 2: Hillcrest Subdivision

IntroductionSecond Phase 932 feet of new storm drain1,936 feet of new sanitary sewerapproximately 3,000 feet of new water main3,016 feet of new street

New StreetsRustic SpokeBurning LampBisley Pass.

Page 3: Hillcrest Subdivision

Water Line DetailsThe expected demand is 34200 gpdTotal of 114 home would be suppliedThe Water line ties into an existing 8” water

lineThere is approximately 3016 linear feet of

this 8” PVC5 fire hydrants spaced at a max distance of

feet

Page 4: Hillcrest Subdivision

STORM Water Design

Throughout the project 3 types of drainage systems are recommended to be used.

Trapezoidal ChannelRectangular ChannelConcrete PipeDesigned for 25 year stormTotal Area = 23.4 acresQ = 84.9 cfsI = 5.5 in/hrC = 0.67

Page 5: Hillcrest Subdivision

Trapezoidal ChannelLies on the North edge of the subdivision Runs from East to WestChannel Drains 10.49 Acres Q = 38 cfsDownstream sectionSlope = 0.0127

Page 6: Hillcrest Subdivision

Trapezoidal ContinuedUpstream SectionSlope = 0.0567

Page 7: Hillcrest Subdivision

Rectangular ChannelUpstream Cross SectionSlope = 0.0461Q = 81.8 cfsFB = 6”

Page 8: Hillcrest Subdivision

Rectangular ContinuedDownstream Cross SectionQ= 81.8Slope = 0.005Both sections designed with h= 2’- 1”FB = 15”

Page 9: Hillcrest Subdivision

Underground DrainageConsists of gutters Junction Boxes (4x4 and 5x5)Reinforced Concrete Pipe (RCP) Designed to intercept 8.13 cfsEffeciency = 65.5%By pass flow = 4.27 cfs

Page 10: Hillcrest Subdivision

Sanitary SewerPlan view Total flow = 34,260

gpd

Page 11: Hillcrest Subdivision

Sanitary Continued

Page 12: Hillcrest Subdivision

Cost Estimate

Page 13: Hillcrest Subdivision

ScheduleJune 3rd – September 13th

Page 14: Hillcrest Subdivision

Questions ?