23-Apendix A Manhole Sealing Drawings.pdf

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PREPARED BY:

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SCALE IN FEET

RED RIVER RANGER STATION

WASTEWATER COLLECTION AND TREATMENT PROJECT

SANITARY SEWER KEY PLAN

Designed _ _Bjyl __ Oesign Checked __ IM__

REGION ONE Drown __ ¥_Q/i__Orawing Checked_Ji'!! __

DRAWINGNO. G-3

SHEET 3 OF 24

6. USE FLEXIBLE EPOXY LINER TO SEAL FOUR MANHOLES, A LIFT STATION, AND A SEWER METER VAULT AS

DESCRIBED IN THESE DRAWINGS TO PREVENT GROUND WATER INFILTRATION.

7. THE FEATURES TO BE LINED ARE HIGHLIGHTED ON THIS DRAWING.

MANHOLE D3

SEWER METER VAULT

MANHOLE SMH AB

MANHOLE D3

MANHOLE D3

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Provide Flexible Epoxy Liner

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20+00

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23+00

PROFILE

Scale: H· 1,, v: 1" 40' . = 10'

SMH-AB

REPEAT

SMH-BC

SMH-Bl

NOT DIMENSIONED

NOTES:

Use flexible epoxy liner to seal sides of SMH-AB, BC, and B1

Excavate waterline valve box 10 feet from the Manhole SMH-BC install two 2" unions and 2" Drinking Water Valves and valve boxes on existing galvanized steel waterlines to the south and southwest of the tee in the waterline.

SRG 3/20/23

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PLAN

Scale: H: 1" = 40'

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SCALE IN FEET

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-- � I ----------t------- ------------- -------------+ ------ - - - - -----------------------> --------------------------------+------- -- oo - -----------

SMH-D2

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··· · · · · I � --+------- ----------------------------i--c. ... ---=------------- - -- -r----------------------:1--------------;--------------------------------------j----------------------------i-1--i-1 ------,-------------------�=-======-:=: ::==:=

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PROFILE

Scale: H: 1" = 40'

V: 1" = 10'

-141.74 LF of6" HOPE@ 1.00%

57+00

9.07'

58+00

Lh Revised. _ _ �Date __ £ Revised Date __ & Revised Date __

PREPARED BY:

. J:hM0RRIS0N a:iJMAIERLE,INC.

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- I -------------------------� DWG SS-7

11- ---- - - =r.:- LF of 6" HOPE @ 1.00% =- ------�----- 4320

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59+00 60+00

RED RIVER RANGER STATION

WASTEWATER COLLECTION AND TREATMENT PROJECT

LINE D SEWER PLAN & PROFILE

Designed _ _II __ Design Checked __ [M__ DRAWING NO. SS-6

REGION ONE Drawn __ �fi_Drawing Checked_�'!{__ SHEET 9 OF 24

NOTE:

Excavate Manhole SMH-D2 and seal exterior of manhole with epoxy or mastic sealer.

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PLAN

Scale: H: 1" = 40'

1--------�-----------,----------r------------,-, --------,--------------r-- t--------r----

70+00 71+00

EXISTING GROUND PROFILE

OVER PROPOSED ALIGNMENT

72+00

PROFILE

Scale: H: 1" = 40'

V: 1" 10'

& Revised ___ Date =- £ Revised Date __ � Revised Date

PREPARED BY:

- ,.Q-, MORRISON

o:iJ MAIERLE,INC.

.Ani'mpl���p:,ni, 3)1-IN.!ll..t, �lll$t!l::l!•l'k:n:;(�� fliq40J}�*i-1)1

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SCALE IN FEET

REPEAT

SMH-El

SMH-E2

SMH-E3

RED RIVER RANGER STATION

WASTEWATER COLLECTION AND TREATMENT PROJECT

LINE E SEWER PLAN & PROFILE

Designed_.lI __ Design Checked __ [f.l_ DRAWING NO. SS-8

REGION ONE Drawn MOH Drawing Checked_�:{!__ SHEET 11 OF 24 L-------------------------------------------------------------------"""""'----------L----------------L-----------'

NOTE: Repair bottom of Manhole SMH-E2 at the bottom of the Channel on the North side of the manhole.

Leak at the pipe seal and low on the channel allows high ground water in into the Manhole during Spring highwater (see highlighted area). Grind area down and apply epoxy repair to bottomo f channel. See Next Page.

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MANHOLE STEPS

6" MN

MANHOLE STEPS

VARIES

4'-0" MAX

6" FLOOR

CONCRETE COLLAR DETAIL THIS SHEET

PRECAST MONOLITHIC

ECCENTRIC CONE SECTION

SEAL ALL LEAKING JOINTS

PLAN

4' ID _______ __.-1-----1--5• WALLS

SECTION A

PRECAST CONCRETE MANHOLE-

BARREL SECTION - SEAL THESE JOINTS

MANHOLE COLLAR

Scale: N.T.S.

liQIES:.

1. PROVIDE MANHOLE CONCRETE PRIMING AND SEALING AT

JOINTS TO PREVIENT HIGHGROUNDWATER INFILTRATION. REFER

TO DIVISION 9950 FLEXIBLE EPOXY COATING.

SANITARY SEWER MANHOLE DETAIL

Scale: N.T.S.

PLAN

COVER

RED RIVER RANGER STATION

WASTEWATER COLLECTION AND TREATMENT PROJECT

MANHOLE DETAILS

L1 Revised _SRG _ Date 3/25/2023

Sheet 6 of 24 sgraves Highlight