B09_Amendment_07_GRCA257282_FinalCD_Addendum_07_0007.pdf
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- Solicitation number
- 140P2026R0101
About this file
This document is Addendum 7 to the 100% Complete Construction Documents for the National Park Service's Replace Wastewater Plant South Rim Village project (GRCA-257282). The addendum was issued on October 1, 2026, by Jacobs Government Services Company and addresses bidder questions received on September 23, 2026, regarding the June 2025 construction documents. The addendum contains minor updates to project drawings with revisions shown in markup format (additions in red, deletions in green, and notes in blue). One drawing revision was made to Sheet 347 (Drawing No. 80S3001), titled "Digester Facility Structural Sections," which included a revision to the top of base slab elevation. No revisions to standard details or specifications were necessary. The work is being performed under Contract No. 140P2023D0006, Task Order No. 140P2023F0235, with the prepared documents to be incorporated into conformed contract documents following project award.
The construction documents are prepared at 100% completion level and include detailed structural drawings depicting the digester facility with multiple sections and elevations. The project is located at Grand Canyon South Rim Village in Colorado, with design and technical review completed by Jacobs Engineering Group Inc. in Greenwood Village, Colorado. The structural engineer of record is Wayne W. Kohler (Registered Professional Engineer, Certificate No. 81476, Arizona), with drawings dated June 20, 2025.
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Text version
National Park Service
Replace Wastewater Plant South Rim Village
GRCA-257282
100% Complete Construction Documents Addendum 7
October 1, 2026
Prepared by:
Jacobs Government Services Company
Greenwood Village, CO
Contract No. 140P2023D0006
Task Order No. 140P2023F0235
GRCA 257282 – 100% Complete CD: Addendum 07
Jacobs Engineering Group Inc. 2
1. Addendum Contents
This addendum addresses questions from bidders on the 100% Final Construction Documents for the
Replace Wastewater Plant South Rim Village project, dated June 2025, that were received by Jacobs on
September 23, 2026. The questions and responses are attached. The questions resulted in minor updates to drawings. Revisions are captured in markup format showing additions in red, deletions in green and notes in blue. Revised documents are listed below and attached. Revised documents will ultimately be incorporated into conformed contract documents after project award.
1.1 Revisions to Drawings
New or
Updated
Sheet No. DWG No. Sheet Name Description
Updated 347 80S3001 Digester Facility Structural
Sections
Revision to top of base slab elevation
1.2 Revisions to Standard Details
New of
Updated
Standard
Detail No.
Name Description
None
1.3 Revisions to Specifications
New of
Updated
Specification
No.
Name Description
None
P L
O T D
A T
E
P L
O T T
IM
E
-J
U N -2
:3
OF
175376
0" 1"
BAR MEASURES 1" LONG
FULL SIZE DRAWINGS = 22"x34"
G R
C A -2
GRAND CANYON, SOUTH RIM
TITLE OF SHEETSUB SHEET NO.DESIGNED:
TECH. REVIEW:
CADD:
DATE:
DRAWING NO.A/E FIRM
SHEET
S S /V i
06/2025 401
VILLAGE, CO
GREENWOOD
COMPANY
SERVICES
GOVERNMENT
JACOBS
PMIS/PKG NO.
257282
D S o u th R im \4 D e li v e ry \4
C
A D D e s ig n \G
R C
A \2
\M ic ro s ta ti o n V i
D ra w in g s \S
T R
U C \8
S
D .d g n
C
O M
P L E
T E C
O N
S T
R U
C T
IO
N D
O C
U M
E N
T S
A
SECTION
3/16"=1'-0"
80S1030
80S1040
80S1050
A B C D
EL 6785.00
AL RAILING, TYP
SEE CIVIL
FINISHED GRADE,
CURB, TYP
CONCRETE
SHEET NOTES
FOR ADDITIONAL INFORMATION.
GROUND SURFACE. SEE GEOTECHNICAL REPORT
BEDROCK IS LOCATED NEAR THE EXISTING 1.
NOTE 1
B
SECTION
3/16"=1'-0"
80S1030
80S1040
80S1050
3 1
M
IN
EL 6785.00
M
IN
" SEE PLAN
TOC @ RIDGE,
TOC
SEE PLAN
CONC WALL
SEE CIVIL
FINISHED GRADE,
AL RAILING, TYP
WALL, TYP
CONCRETE
SEE PLAN
TOC VARIES
STAIR WELL
AL STAIRS
TOW
EL 6823.17
SEE PLAN
METAL ROOF DECK,
SEE PLAN
WF BEAM,
CONC WALL
11'-0"
SLAB
CONCRETE
ELEVATED
PAD, TYP
EQUIPMENT
CONCRETE
TYP AS PER 09 96 35
RESISTANT COATING
WITH CHEMICAL
COAT CONCRETE
SLAB
CONCRETE
ELEVATED
SLAB
CONCRETE
ELEVATED
SEE PLAN
CONCRETE BEAM (TYP),
SEE PLAN
CONC BASE SLAB,
CONC COLUMN
0330-080
CONC COLUMN
0551-004
SEE PLAN
BASE SLAB,
CONCRETE
PLAN
(TYP), SEE
CONC BEAM
C
SECTION
3/16"=1'-0"
80S1030
80S1040
80S1050
EL 6785.00
SEE CIVIL
FINISHED GRADE,
SEE PLAN
CONC BASE SLAB,
3 1
TOC
SEE PLAN
SEE PLAN
METAL ROOF DECK,
SEE PLAN
WF BEAM,
H
80S3002
G
80S3002
SLAB
CONCRETE
ELEVATED
SLAB
CONCRETE
ELEVATED
D
TYP
CONC WALL,
A D
AND
TYP @ GRIDS
CONC WALL
D
80S3002
B C
AND
TYP @ GRIDS
CONC WALL
E
80S3002 G
GENERAL SHEET NOTES
DRAWINGS 01S0001, 01S0002, AND 01S0003.
FOR GENERAL STRUCTURAL NOTES, SEE A.
H
80S3002
PLAN
AL RAILING, SEE
DISCONTINUOUS
TOC
SEE PLAN
TOS
EL 6821.17
TYPE 'A'
AND GENERAL STRUCTURAL NOTES
BEDROCK, TYP, SEE NOTE 1
FILL OR UNDISTURBED
COMPACTED GRANULAR
0552-001
TYPE 'A' BASE
AL RAILING
M
IN
0552-001
TYPE 'A' BASE
PEDESTAL, TYP
CONCRETE
0552-001
TYPE 'A' BASE
01S5002
01S5002
P
80S4001
H
80S3002
80S5001
01S5002
80S3002
80S3002
BEYOND
CONC COLUMN
W KOHLER
A FIRTH
SECTIONS
B CLEGG STRUCTURAL
DIGESTER FACILITY
80S3001
SEE PLAN
MONORAIL,
40 8 16
3/16"=1'-0"
STRUCTURAL NOTES
NOTE 1 AND GENERAL
BEDROCK, TYP, SEE
FILL OR UNDISTURBED
COMPACTED GRANULAR
STRUCTURAL NOTES
NOTE 1 AND GENERAL
BEDROCK, TYP, SEE
FILL OR UNDISTURBED
COMPACTED GRANULAR
Re g is te re d
Pr ofess iona l Eng i neer (St r uc t ura l)DA
TE
S I GNED _ _ _ _ _ __ _ _ _ _
CE
RT I F ICATE
NO
81476
AR I ZONA U . S . A
WAYNE W. KOHLER
6/
/2
6784.00
6784.00 6784.00
| Addendum 07 |
| Addendum Contents |
| 80S3001 |
| 2026-10-01T11:29:50-0700 | |
| Katarzyna Rosinski |
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