Amendment 5: FinalCD Addendum 04 0005

National Park Service

Replace Wastewater Plant South Rim Village

GRCA-257282

100% Complete Construction Documents
Addendum 4
September 8, 2026

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Contract No. 140P2023D0006

Expires
Expires

12-31-2028

Task Order No. 140P2023F0235

GRCA 257282 – 100% Complete CD: Addendum 04

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 August 27, 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

87S1030

Compost Facility Structural
Foundation Plan and Detail

Added Detail 2 for drilled pier
reinforcement

Updated

80D3002

Digester Facility Mechanical
Sections

Revised detail number and valve size

1.2
New of
Updated

Revisions to Standard Details
Standard
Detail No.

Name

Description

None

1.3
New of
Updated

Revisions to Specifications
Specification
No.

Name

Description

None

Jacobs Engineering Group Inc.

GRCA257282

GENERAL SHEET NOTES

A.

FOR GENERAL STRUCTURAL NOTES SEE

DRAWINGS 01S0001 AND 01S0002.

SHEET NOTES

COORDINATE LOCATION WITH MECHANICAL.

1.
2.

FACILITY LOCATION CONTROL POINT. SEE CIVIL

DRAWING 06C2001.

3.

REINFORCE SLAB-ON-GRADE WITH #5@12" EW,
T&B.

A
87S3001

A

B

C

D

E

44'-0"

6"

11'-0"

11'-0"

6"

11'-0"

11'-0"

10'-0" CLEAR, TYP

6"

6"
SIM

TYP

6"

SIM

NOTE 2

SST L3x3x¼ w/ ½" DIA x
4" HAS @ 12" O.C.
EMBED "ARMOR" ANGLES,

CONCRETE

THICKENED SLAB

SLAB ON GRADE,

AT WALLS

CONCRETE WALL, TYP

INSIDE FACE ONLY

AT SIM CONDITION

NOTE 3

CONCRETE

WALL

20'
0"

T.O. CONCRETE

EL 6789.50

T.O. WALL

EL 6799.50,
TYP

B

"ARMOR" ANGLES

B

85S3002

1"=1'-0"

85S3002
87S3001

6"

0330-003
A

TYP @ ALL

CORNERS AND

INTERSECTIONS

W/ 6" BAR SPACING