S-10-26_PLANS.pdf

PDF 5 MB Posted

Attached to
North Cheyenne Community Park Drainage Improvement
Solicitation number
S-10-26
Issued by
Niobrara County, Wyoming

About this file

This is an Engineering Plan Review approval letter from the City of Cheyenne Engineering Department for the North Cheyenne Community Park Drainage Improvement project. The City of Cheyenne approved drainage impact study plans dated October 3, 2025, for Lot 2, Block 1 of the North Cheyenne Community Park, 2nd Filing, located at the northeast corner of Storey Boulevard and Chief Washakie Avenue. The project involves removal and replacement of existing storm drain pipe and manholes, installation of riprap pads, grading, and resodding of disturbed areas to address standing water issues in the park. The plans were prepared by Y2 Consultants (Adrienne Lemmers, 1725 Carey Ave, Cheyenne, WY 82001) and underwent Engineering Plan Review by the City Engineer's Office, with approval granted on October 7, 2025. The approval includes review by the Board of Public Utilities and Fire Department, with all approvals dated October 7, 2025. The plan set consists of multiple sheets including cover sheets, existing and finished conditions, plan and profile drawings, and construction details for storm drainage components.

The Engineering Plan Review approval is issued on a scope-only basis, with the City explicitly stating that the design's character, sufficiency, and completeness remain the sole responsibility of the Wyoming Registered Engineer(s) who sealed and signed the plans. The City holds no responsibility regarding the design and detail of the information contained in the plans and does not verify plan accuracy or completeness. The approved plan set was finalized following a second Engineering Plan Review Update with the EPR set dated August 8, 2025, and updated to October 3, 2025. Contact information for questions regarding the approval is provided as the City Engineer's Office at 307-637-6268.

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Text version

October 7, 2025

Y2 Consultants

Attn: Adrienne Lemmers

1725 Carey Ave, Cheyenne

WY 82001

RE: EPR Approval Letter for North Cheyenne Community Park

ENPR-25-49

Dear Ms. Lemmers, The Engineering Plan Review, for plans dated October 3rd, 2025, is complete for the above referenced project.

The plans are approved in scope only. The City Engineering Department’s approval and review shall be understood to be a cursory review of the plans only. The character, sufficiency, and completeness of the design and plans are the sole responsibility of the Wyoming Registered

Engineer(s) who have sealed and signed them. This review does not constitute verification of plan accuracy or completeness, and the City holds no responsibility regarding the design and detail of the information contained therein.

Please contact the City Engineer’s Office at 307-637-6268 if you have any questions.

Respectfully, Thomas D. Cobb, P.E.

City Engineer

A COMMUNITY OF CHOICE

ENGINEERING

2101 O’Neil Avenue Room 206 Cheyenne, Wyoming 82001 Phone (307)637-6268 Fax (307)637-6256

APPROVED

Oct. 07 2025

12:26:59 PM

Docusign Envelope ID: 2795E8A2-FCFB-43FC-BFDC-0B853E4A4F7E

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2nd EPR Update Updated EPR Set

EPR SET 8/08/25

10/03/25

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DRAINAGE IMPACT

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DRAINAGE IMPROVEMENT PLANS

LOT 2, BLOCK 1 NORTH CHEYENNE COMMUNITY PARK, 2ND FILING,

CHEYENNE, WY

VICINITY MAP PROJECT MAP

CITY OF CHEYENNE

North

DATE APPROVED

REVIEWED AND APPROVED PER

CITY STANDARD ORDINANCES

AND CITY CODES

CITY ENGINEER

BOARD OF PUBLIC UTILITIES

FIRE DEPARTMENT

DATE APPROVED

DATE APPROVED

DATE APPROVED

10-03-25

APPROVED

Oct. 07 2025

12:26:54 PM

Docusign Envelope ID: 2795E8A2-FCFB-43FC-BFDC-0B853E4A4F7E

October 7, 2025

LEGEND

(E) - EXISTING (P) - PROPOSED

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FINISHED CONDITIONS

LEGEND

(E) - EXISTING (P) - PROPOSED

EXISTING CONDITIONS

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12:26:59 PM

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APPROVED

Oct. 07 2025

12:27:00 PM

S

6089.74' 6089.69'

6087.00'

6089.30'

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APPROVED

Oct. 07 2025

S

STORM DRAIN PROFILE

HORIZ. SCALE" 1" = 20' VERT. SCALE" 1" = 2'

START STA: -0+10.00, END STA: 5+10.00

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STUDY

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APPROVED

Oct. 07 2025

STORM MANHOLE COVER DETAIL

NOT TO SCALE

STORM MANHOLE DETAIL

NOT TO SCALE

STORM MANHOLE DETAIL

NOT TO SCALE

PROFILE

ELEVATION VIEW

CONCRETE TOE WALL FOR OUTLET FLARED END

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TRASH GUARD

NOT TO SCALE

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PLAN

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APPROVED

Oct. 07 2025

2025-10-07T13:38:41-0700
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