Drawings.pdf

Location Coordinator:Contracting Officer Rep.:Contracting Officer:Engineering Project Manager:

Task

Order #:

Drawing Title:PROJECT TITLE:

FEU Project #:

Drawing Number:

Agricultural Research Service U.S. Department of Agriculture

NCAH

1920 Dayton Avenue Ames, Iowa 50010

Revision:

Client:

Sheet: Of

Designer:

Date:

Date:

Field Barn 203 & 204

UNITED STATES DEPARTMENT OF AGRICULTURE

AGRICULTURE RESEARCH SERVICE

NATIONAL CENTERS FOR ANIMAL HEALTH

Building 21 Sidewalk

Bldg. 21

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Field Barn 215 & 216

Drawing Title:

Drawing Number:

Sheet: Of

Building 21 Main Entrance

Approximately 1,534 ft2

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130' approx.

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Landscaping and bollards to remain.

Match to existing sidewalk/roadway.

Remove and replace ADA warning pads into existing location.

(2)

See page 7 for rock wall details 1, 2, 3.

(1)

(3)

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Sheet: Of barricaded for construction lay down area and equipment

Make 4 temporary handicap parking stalls

Building 21 Entry Point

CONSTRUCTION

VEHICLE TRAFFIC

Suggested Employee Route for Parking

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AREA 1 - Building 21 Main Entrance Sidewalk:

1.Replace approximately 1,534 square feet of cracked sidewalk from the roadway leading into the southern main entrance into building 21.

2.Contractor shall remove all concrete within area shown in drawings down to existing base and replace concrete with new.

Contractor may use USDA crushed concrete from the on-site USDA stockpile as new base if needed.

3.New concrete shall be, at a minimum, the same thickness of slab as existing concrete sidewalk. Contractor shall install new #5 steel rebar reinforcing 16” on center (2” from bottom of pour) in each direction in all areas receiving new concrete and dowel rebar into any existing adjacent concrete of area receiving new concrete a minimum of 8” into existing sidewalk and paving.

4.All new concrete in this area shall be sloped to match existing slope. Contractor shall remove debris and seal joints and cracks in existing and new concrete located within this area. Contractor to saw-cut concrete. Cuts to match existing sizes and patterns in sidewalk, except where detailed in drawing (page 6).

5.Coordinate all downtime with the USDA for this area of work. All existing storm intakes/manholes/utilities shall be maintained and protected during construction as they are.

6.See attached drawings for further reference/guidance to the above Area.

7.Contractor shall take any-and-all precautions necessary to not damage surrounding campus areas, construction, utilities, and finishes including areas not noted to be in the concrete and paving scope. Any areas including pavement, utilities, grass, gravel/rocks, bollards, and building structures that is disturbed by Contractor’s work shall be fixed to match existing construction and finish to pre-construction condition. Glass at the main entry foyer of the building where the sidewalk begins shall be rinsed clean, using clean tap water, of concrete dust, dirt, and debris at completion of the sidewalk repair.

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Match/replicate existing cut square sizes. 2ft2

Section B squares to align with Sections A, C,and D. No offset angle.

Section-A 2ft squares

Section-B 5ft squares

Section-C 5ft squares

Section-D 5ft squares 10ft wide total

1. Square sizes in B, C, and D to be (5' squares).

2. Dotted line represents approximate section D centerline. North South cuts in all sections to follow this angle.

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(1)

REMOVE CAULKING, SAW CUT CONCRETE MINIMUM

6" FROM ROCK VENEER, REMOVE CUT CONCRETE

PIECES BY HAND SO TO NOT DAMAGE VENEER.

INSTALL BARRIER AND EXPANSION JOINT BELOW

VENEER AGAINST CONCRETE FOOTING AND POUR

NEW CONCRETE AGAINST. SEAL JOINT WITH

POLYURETHANE CONCRETE CAULKING.

(2) (3)

SAME INSTRUCTIONS AS

DETAIL (B) FOR REMOVAL AND

INSTALLATION.

DETAILS

REMOVE THIS CONCRETE FOOTING

FOR NEW SIDEWALK POUR.

BEGIN SIDEWALK REMOVAL

HERE.

(2)

Sheet: Of

ALL FIELD BARNS

1.Install approximately 538 square feet of concrete in feed bunk area field barns 203 & 204. Install approximately 782 square feet of concrete in feed bunk area field barns 215 & 216.

2.Contractor shall remove all dirt, gravel, and debris within area shown in drawings down to existing base and replace concrete with new concrete. Contractor may use USDA crushed concrete from the on-site USDA stockpile as new base if needed.

3.New concrete shall be, at a minimum, the same thickness of slab as existing concrete feed bunk slab. Contractor shall install new #5 steel rebar reinforcing 16” on center (2” from bottom of pour) in each direction in all areas receiving new concrete and dowel rebar into any existing adjacent concrete of area receiving new concrete a minimum of 8” into existing sidewalk and paving.

All new concrete in this area shall be sloped to match existing slope. Where the edge of concrete meets the existing wooden fence posts, there shall be a gap of 2” between concrete edge and posts.

4.USDA will move the concrete feed bunks off existing slab, clean debris from existing slab, and move feed bunks back into place upon project completion. Contractor shall remove debris and seal joints and cracks in existing and new concrete located within this area. Contractor to saw-cut concrete to match existing feed bunk concrete pad cuts.

5.Coordinate all downtime with the USDA for this area of work. All existing storm intakes/manholes/utilities shall be maintained and protected during construction as they are, if applicable.

6.See attached drawings for further reference/guidance to the above Area.

7.Contractor shall take any-and-all precautions necessary to not damage surrounding campus areas, construction, utilities, and finishes including areas not noted to be in the concrete and paving scope. Any areas including pavement, utilities, grass, gravel/rocks, bollards, and building structures that is disturbed by Contractor’s work shall be fixed to match existing construction and finish to pre-construction condition.

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215 216203 204

New concrete.

(approx. 538 sf each)

Existing concrete pad.

New concrete.

(approx. 782 sf each)

Existing concrete pad.

Wood Fence

Feed Bunk.

To be moved by USDA

Feed Bunk.

To be moved by USDA

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Sheet: Of fu tu re

Crushed Material

BASE BID AREA 1

ALT BID 1

AREA 2

ALT BID 2

AREA 3

ALT BID 3

AREA 4

ALT BID 4

AREA 5

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FY23 Concrete Repairs