00-D004_ADDENDUM_0003.pdf
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- Solicitation number
- 140P2024R0010
About this file
This document appears to be an addendum to a federal solicitation related to the rehabilitation and expansion of a wastewater treatment plant. The key details are:
The solicitation number is 140P2024R0010 and the project title is "MORU 272051 - Rehabilitate and Expand Wastewater Treatment Plant". The objective is to rehabilitate and expand the existing wastewater treatment plant to increase flow and treatment capacity. The solicitation is issued by the Department of the Interior National Park Service National Office.
The addendum provides a detailed process flow diagram for the solids handling and tertiary treatment systems of the wastewater treatment plant. It identifies key equipment and components, including new centrifuges, conveyors, and polymer makeup units that are offered as a bid option. The base bid excludes replacement of this equipment. The diagram also shows various flow meters, pumps, tanks, and other process equipment that are part of the overall wastewater treatment system.
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Text version
RWAS-1
ARP-1
M
FLOW
METER
E
M
FLOW
METER
E
RWAS-2
M
FLOW
METER
E
M
FLOW
METER
E
M
FLOW
METER
ARP-2
M
FLOW
METER
RAS/WAS
SUCTION
(FROM
CLARIFIER 1)
RECYCLE/RAS
DISCHARGE
(RAS FROM
CLARIFIER 1
RECYCLE FROM
BASIN 1B (1OX1a))
RECYCLE
SUCTION
(FROM BASIN 1A
(1OX1b))
(NOT USED)
WAS DISCHARGE
RECYCLE
SUCTION
(FROM BASIN 2A
(2OX1b))
(NOT USED)
RECYCLE/RAS
DISCHARGE
(RAS FROM
CLARIFIER 2
RECYCLE FROM
BASIN 2B
(2OX1a))
RAS/WAS
SUCTION
(FROM
CLARFIER 2)
NORTH BUILDING SOLIDS SCHEMATIC FOR ANOXIC-OXIC-ANOXIC-OXIC (AOAO) PROCESS
A
B
CD EF
G
WAS/SCUM FROM
NORTH BUILDING/
CLARIFIERS
TO WINTER
SOLIDS STORAGE
FROM WINTER
SOLIDS STORAGE
SOLIDS
HOLDING
TANK
M
FLOW
METER
M
FLOW
METER
CENTRIFUGE-1
CENTRIFUGE-2
GRINDER
CENTRIFUGE
FEED PUMP-1
CENTRIFUGE
FEED PUMP-2
VENT
VENT
CONVEYOR-2
CONVEYOR-1
TRUCK
LOADING
CONVEYOR
TRUCK BAY
DRAIN
TO EQ BASIN
NPW POLY
SOLIDS DEWATERING SCHEMATIC
TO SOLIDS HOLDING
SAND
FILTER-1
RE-AERATION
COLUMN-1
UV-1 M
FLOW
METER
TO OUTFALL
FILTER FEED FROM
CLARIFIER NO. 1 M
SAND
FILTER-2
SAND
FILTER-3
FILTER FEED FROM
CLARIFIER NO. 2 N RE-AERATION
COLUMN-2
TO NORTH
BUILDING SUMP
UV-2
COMPOSITE
SAMPLER
TERTIARY TREATMENT
VENT
THRU
ROOF
BIOSOLIDS
TANK-1
VENT
THRU
ROOF
2 1/2" Ø
WAS/SCUM FROM
NORTH BUILDING/
CLARIFIERS
WAS/SCUM TO
CENTRIFUGE
FEED PUMP
PUMP TO MANHOLE SMH-1
PROPOSED WINTER SOLIDS BUILDING
P
R
R
S
S
TSS
AIT
NTU
AIT
NO3
AIT
pH
AIT
pH
AIT
NTU
AIT
DO
AIT
NH3
AIT
NO3
AIT
OP
AIT
RECYCLE
SUCTION
(FROM BASIN 1B
(1OX1e))
J
RECYCLE/RAS
DISCHARGE
(TO BASIN 1B
(1OX1c))
(NOT USED)
H
RECYCLE/RAS
DISCHARGE
(TO BASIN 2B
(2OX1c))
(NOT USED)
L
RECYCLE
SUCTION
(FROM BASIN 2B
(2OX1e))
K
ARP-3
(BACKUP)
M
FLOW
METER
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
TO PROCESS BASINS
FI
LT
ER
BY
PA
SS
CHECK
VALVE
SUMP PUMP
SP-1
WINTER SOLIDS
PUMP-2
WINTER SOLIDS
PUMP-1
BIOSOLIDS
TANK-2
KEYNOTES - GENERAL
# DESCRIPTION
G01 BID OPTION 1, PROVIDE NEW CENTRIFUGES (O3-CEN-1 &
03-CEN-2), SOLIDS CONVEYORS (03-CNV-1, 03-CNV-2, & 03-CNVT-1),
POLYMER MAKEUP UNITS (03-CPB-1 & 03-CPB-2), AND PIPING. THE
BASE BID EXCLUDES REPLACEMENT OF THIS EQUIPMENT.
GXX
G01
GENERAL NOTE
1. SEE SPECIFICATION SECTION 01 27 00 FOR DESCRIPTION OF
BID OPTIONS.
MicroC
INLINE
MIXER
DATE:
DESIGNED:
TECH. REVIEW:
SUB SHEET NO.
PMIS/PKG NO.
DRAWING NO.
SHEET
OF
TITLE OF SHEET
PROCESS FLOW
DIAGRAMS
186787A
14A 235
CLR
KSP
DJG
06/13/23 MOUNT RUSHMORE NATIONAL MONUMENT
272051 00-
D004
FINAL CONSTRUCTION DOCUMENTS
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