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Final Proposed Zoning

Zoning.jpg

Streets

Neighborhood Loop.jpg
Neighborhood Loop
Neighborhood Bisector.jpg
Neighborhood Bisector
Commercial Street.jpg
Commercial Street

  • Main entrance for residential access at Pomona Blvd.​

  • Proposed entrance for residential access to Pomona Blvd.​

  • Proposed entrance for Commercial Street near East Valley Blvd.​

Utilities: Pipes, Sewer, Storm Drain

Pipes
Main Pressurized Water Pipelines.jpg
Main Pressurized Water Pipeline
Pressurized Water Profiles.jpg
Pressurized Water Pipe Profiles
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Example of Connection Tee and Valves

  • 12" and 16" Pipes based off 1250  and 3000 GPM Fire Flow , Max Velocity = 8 fps​

  • Tee 12" x 12" and 12" x 16" connections​

  • Minimum Depth: 48", Minimum Slope: 0.5%​

  • Ductile Iron Pipe​

Sanitary Sewer System
Sewage Calculations.jpg
Sewage Calculations
Connecting Sewer Main to City and County
Connecting Sewer Main to City and County Sewers​
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Unit Generation Rate
Sample_Sanitary_Sewer_System_Profile_Vie
Sample Sanitary Sewer System Profile View

  • Follows City of Pomona Sewer System Management Plan (SSMP) requirements:​

  • 8" VCP diameter pipe for residential and multi-residential areas (7307 ft total)​

  • 10" VCP diameter pipe for commercial, industrial, and high-rise building areas (1486 ft total)​

  • Minimum flow of 2 fps flowing half full under peak dry weather flow (PDWF)​

  • Maximum flow velocity less than 8 fps​

  • Manning's coefficient of roughness (n): 0.013​

  • Minimum slope is 1.0% for sewer main​

  • Minimum invert depth of 7 ft​

  • Ideally installed on street's centerline​

  • 48" eccentric manhole with 30" frame, 36" cone height, and 5" wall thickness​

Storm Drain

Curb Inlet Spacing.jpg
Curb Inlet Spacing
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Pipe Sizing

  • Mainline pipes: 24"​

  • Inlet pipes: 18"

Flow Directed to Storm Traps

  • Storm Trap 1 holds runoff from Zones 2 & 3 â€‹

  • Storm Trap 2 holds runoff from Zone 1 & Commercial â€‹

  • In the case of an emergency, runoff will flow into the existing channel

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Emergency Spill into channel

Residential Zones

Design
Zoning.jpg

Rezoning and Final Design​

  • Mixed density , varied lot sizes​

  • Residential Zone 1 – 6000 s.f.​

  • Residential Zone 2 – 7500 s.f.​

  • Residential Zone 3 – 10000 s.f.​

  • Centralized greenspace​

  • Exclude private residence​

  • Industrial zone changed to commercial, consolidated​

  • Scope change: Sports park for "Future Development"​

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Horizontal Included: â€‹

  • Curved roads, intersections, and cul-de-sacs to discourage through & speeding traffic​

  • Intersections​

  • T-intersections and four-way intersections​

  • Cul-de-sacs​

  • Increase number of corner lots​

  • Varies value of lots​

Vertical Design Included: â€‹

  • Profiles, alignments, corridors and assemblies​

  • Coordination with hydrology team for drainage design​

Grading
Streets
Grading.jpg

  • Roughing grading such that lots sloped from back of lot to the streets â€‹

  • Average lot grading: 1% - 9% towards the street â€‹

  • Backyards see the most extreme grades​

  • Minimum yard setbacks determined by Pomona Zoning Ordinance Sec.2.243​

  • 25 ft. Min Front/Back yards​

  • R-1-6000/R-1-7500: Max. 40 ft. Front yard â€‹

  • 5 ft. Min. Side yards​​​​

Commercial Zone

Design
Design.jpg

Buildings​

  • 3 Main Commerce Centers​

  • 1 Food Court​

  • 1 Bar Area​

  • 1 Stage/Platform​​

​Parking​

  • ~1200 Stalls (8.5' x 18')​

  • 22 ADA Stalls â€‹

  • 9 Motorcycle Stalls â€‹

  • 4 EV charging stalls​​

​​

Supplementary Basin to the South​

Grading
Grading.jpg

  • Building PAD elevations are based on surface grading​

  • Grading​ at a minimum of 0.5% for flow​

  • Parking Lot drains to the street​

  • Water drains away from buildings â€‹

Earthwork

Raw cut and fill.JPG

RAW CUT = 447,678 CY

RAW FILL = 513,259 CY

AREA

38.07 AC

CUT

Raw Cut Fill​

Unsuitable Materials/Removals 6-8'

Pad Over-Excavation

Over-Excavation Roadway

Parking Lot Over-Excavation

Commercial Lot Over-Excavation

​

Pad Spoils

Commercials Spoils

Utility Spoils

Shrinkage 5-10%

​

​

​

                Balance

447,678 CY

429,937 CY

118,156 CY

108,467 CY

  59,765 CY

120,516 CY

33,000 CY

25,926 CY

  7,017 CY

1,350,462 CY

Short, Import

80.19 AC

FILL

513,259 CY

429,937 CY

118,156 CY

108,467 CY

  59,765 CY

120,516 CY

  96,339 CY

1,446,439 CY

(95,977) CY

Construction Cost Breakdown

Roads/Paving

Description

Concrete Parking Blocks

AC Pavement

AC Base

​

Quantity

1,300

2,164,000

2,164,000

​

Unit of Measure

EA

SF

SF

​

Cost

$47.80

$2.00

$1.50

​

Total Cost

Total Cost

$62,140.00

$4,328,000.00

$3,246,000.00

​

$7,636,140.00

Residential Homes

Description

Single Story Residential Homes

Two-Story Residential Homes

​

Quantity

136

20

​

Unit of Measure

EA

EA

​

Cost

$220,415.00

$260,000.00

​

Total Cost

Total Cost

$44,964,660.00

$7,800,000.00

​

$52,764,660.00

Site Utilities (including installation)

Description

24" Double Lined RCP

18" Double Lines RCP

Manholes

Catch Basin Inlets

12" Water Line

16" Water Line

8" VCP Pipe

10" VCP Pipe

Quantity

10,926

1,875

56

70

14,719

1,500

7,307

1,486

Unit of Measure

LF

LF

EA

EA

LF

LF

LF

LF

​

Cost

$42.00

$42.00

$2,500.00

$2,500.00

$10.00

$15.00

$38.00

$42.00

​

Total Cost

Total Cost

$458,892.00

$78,750.00

$140,000.00

$175,000.00

$147,190.00

$22,500.00

$277,666.00

$62,412.00

​

$1,362,410.00

Total Cost Breakdown

Description

Mobilization/Demobilization​

Clearing and Grubbing

Survey

Construction Staking

Earthwork

Misc Concrete

Roads/Paving

Striping

Signage

Street Lights

Residential Homes

Commercial Buildings

Site Utilities

Park

Landscaping

Detention Basin

Contingency

​

Total Cost

Unit Price

$3,900,000

$270,000

$15,000

$150,000

$7,871,439

$720,000

$7,636,140

$14,040

$26,750

$1,415,000

$52,764,660

$7,010,720

$1,362,410

$168,750

$750,000

$150,000

$16,500,000

​

$100,724,908.55

Construction Schedule

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Preliminary Schedule â€‹

  • Built using excel​

  • Based on complete area development​

  • Define Pre-Construction, Construction, and Close out Procedures.​​​

construction.jpg

Pre-Construction â€‹

1 year​

Construction​

4 years per Phase with overlapping construction of phases​

Close Out â€‹

½ year per phase close out​​

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