J.1.2 Repair drawings.pdf

TITLE:

SHEET No.:

CLIENT:

PROJECT:

SEAL:

1 2 3 4 5 6 7 8

A

B

C

D

E

F

Drawn by:

Checked by:

Date:

Project No:

Scale: AS NOTED

MARK

AV

MPC

06 MAY 2022

2021.2613.0

DATE DESCRIPTION

UNITED STATES

EMBASSY, LONDON

33 Nine Elms Lane, London SW11 7US, UK

BASEMENT

LEAKAGE REPAIRS

Contact: Mr. Thomas McCarthy, Senior Principal Ph. 202.909.4900

WISS, JANNEY, ELSTNER LIMITED

320 City Road, London EC1V 2NZ Registered Office: 10 John Street, London, WC1N 2EB.

The Registrar of Companies for England and Wales 10005377. Vat No.285 7984 31

1 2 3 4 5 6 7 8

WJE MATERIALS SCIENTISTS

Atlanta | Austin | Boston | Chicago | Cleveland | Dallas | Denver | Detroit Doylestown | Honolulu | Houston | Indianapolis | London | Los Angeles Minneapolis | New Haven | Northbrook (HQ) | New York | Philadelphia Pittsburgh | Portland | Princeton | Raleigh | San Antonio | San Diego

San Francisco | Seattle South Florida | Washington, D.C.

Page Southerland Page, LLP 1615 M Street, NW, Suite 700 Washington, D.C., 20036

84594

06 MAY 2022

COVER & SHEET INDEX

S1.0

UNITED STATES EMBASSY, LONDON

PROJECT LOCATION:

UNITED STATES EMBASSY, LONDON

33 Nine Elms Lane, London SW11 7US UK

CLIENT:

PAGE SOUTHERLAND PAGE, LLP

1615 M Street, NW, Suite 700

Washington, D.C., 20036

CONTACT INFORMATION:

Mr. Thomas McCarthy, Senior Principal

(202) 909-4900

CONSULTING ENGINEER:

WISS, JANNEY, ELSTNER ASSOCIATES, INC.

9511 North Lake Creek Parkway

Austin, Texas 78717

512.257.4800 tel | 512.219.9883 fax

TEXAS REGISTERED ENGINEERING FIRM F-0093

- BASEMENT LEAKAGE REPAIRS -

No. SHEET TITLE

COVER & SHEET INDEX

LOWER LEVEL PLAN

REPAIR DETAILS

GENERAL NOTES & PROJECT INFORMATION

TASK ORDER 19GE5021F0304

REVISION 11

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S1 .1

S2 .0

S3 .0

REVISED SHEET

REVISION 1

06-22-2022 X X X

TITLE:

SHEET No.:

CLIENT:

PROJECT:

SEAL:

1 2 3 4 5 6 7 8

A

B

C

D

E

F

Drawn by:

Checked by:

Date:

Project No:

Scale: AS NOTED

MARK

AV

MPC

06 MAY 2022

2021.2613.0

DATE DESCRIPTION

UNITED STATES

EMBASSY, LONDON

33 Nine Elms Lane, London SW11 7US, UK

BASEMENT

LEAKAGE REPAIRS

Contact: Mr. Thomas McCarthy, Senior Principal Ph. 202.909.4900

WISS, JANNEY, ELSTNER LIMITED

320 City Road, London EC1V 2NZ Registered Office: 10 John Street, London, WC1N 2EB.

The Registrar of Companies for England and Wales 10005377. Vat No.285 7984 31

1 2 3 4 5 6 7 8

WJE MATERIALS SCIENTISTS

Atlanta | Austin | Boston | Chicago | Cleveland | Dallas | Denver | Detroit Doylestown | Honolulu | Houston | Indianapolis | London | Los Angeles Minneapolis | New Haven | Northbrook (HQ) | New York | Philadelphia Pittsburgh | Portland | Princeton | Raleigh | San Antonio | San Diego

San Francisco | Seattle South Florida | Washington, D.C.

Page Southerland Page, LLP 1615 M Street, NW, Suite 700 Washington, D.C., 20036

84594

06 MAY 2022

GENERAL NOTES &

PROJECT INFORMATION

S1.1

GENERAL PROJECT NOTES

SCOPE OF PROJECT

THE SCOPE OF WORK IS DEFINED BY THE CONTRACT DRAWINGS AND SPECIFICATIONS,

INCLUDES ALL LABOR, MATERIALS, AND EQUIPMENT REQUIRED TO ACCOMPLISH THE

WORK. IN GENERAL, THE SCOPE OF WORK INCLUDES:

1. CHEMICAL GROUT INJECTION OF CONSTRUCTION JOINTS AND CRACKS TO MITIGATE

GROUND WATER LEAKAGE

2. AT LOCATIONS WHERE LIMITED ACCESS PREVENTS GROUTING OPERATIONS, CUTTING

AND GRINDING CHANNELS IN THE CONCRETE SURFACE TO COLLECT WATER AND

CONDUCT IT TO THE NEAREST DRAINAGE SOURCE.

CODE COMPLIANCE

1. ALL WORK PERFORMED SHALL BE COMPLETED IN ACCORDANCE WITH THE CURRENT

INTERNATIONAL BUILDING CODE, AS ADOPTED BY THE OFFICE OF OVERSEAS BUILDINGS

(OBO) OF THE UNITED STATES GOVERNMENT AND ANY OTHER OBO STANDARDS RULES

AND REGULATIONS .

COORDINATION

1. THE CONTRACTOR SHALL COORDINATE WORK BETWEEN ALL TRADES AND BRING ANY

CONFLICTS TO THE ENGINEER'S ATTENTION PRIOR TO THE WORK BEING PERFORMED.

CONTRACTOR IS RESPONSIBLE FOR ALL COSTS FOR CORRECTIONS ASSOCIATED WITH

THE CONTRACTOR'S FAILURE TO PROPERLY COORDINATE THE WORK.

FAMILIARITY WITH CONDITIONS

1. THE CONTRACTOR SHALL VISIT THE SITE OF THE PROPOSED WORK AND BECOME FULLY

ACQUAINTED WITH THE EXISTING CONDITIONS RELATING TO THE CONSTRUCTION, LABOR,

FACILITIES INVOLVED, DIFFICULTIES, RESTRICTIONS, AND THE LOGICAL EXTENSIONS OF

THE SCOPE ATTENDING THE PERFORMANCE OF THE CONTRACT.

2. THE CONTRACTOR SHALL THOROUGHLY EXAMINE AND BECOME FAMILIAR WITH THE

REQUIREMENTS OF THE CONTRACT DOCUMENTS.

3. THE CONTRACTOR SHALL IN NO WAY BE RELIEVED OF ANY OBLIGATION UNDER THE

CONTRACT BECAUSE OF THE CONTRACTOR'S FAILURE TO RECEIVE OR EXAMINE ANY

REQUIRED FORMS AND LEGAL DOCUMENTS, OR VISIT THE SITE AND BECOME FULLY

INFORMED OF ANY AND ALL CONDITIONS AND REQUIREMENTS THAT MAY IN ANY MANNER

AFFECT THE WORK TO BE PERFORMED.

EXISTING CONDITIONS

1. CONTRACTOR SHALL FIELD VERIFY ALL EXISTING DIMENSIONS AND CONDITIONS.

DIMENSIONS SHOWN ON THE PLANS ARE APPROXIMATE, AND FIELD MEASUREMENTS AND

VERIFICATION WILL BE REQUIRED TO COMPLETE THE WORK. CONTRACTOR SHALL OBTAIN

ALL FIELD MEASUREMENTS AS NECESSARY TO COORDINATE WITH, AND MATCH NEW

CONSTRUCTION TO EXISTING CONDITIONS.

2. SOME INFORMATION SHOWN IN THE DRAWINGS, IN REGARDS TO EXISTING FEATURES, IS

NECESSARILY CONJECTURAL DUE TO HIDDEN CONDITIONS AT THE TIME OF PREPARATION.

IF CONDITIONS EXIST THAT DIFFER FROM THE DRAWINGS, OR ARE NOT ADEQUATELY

DETAILED, INFORM THE ENGINEER AND ADDITIONAL DETAILS OR INTERPRETATION WILL BE

PROVIDED. DO NOT PROCEED WITHOUT VERIFICATION FROM THE ENGINEER.

USE OF THE PREMISES

1. ALL ON-SITE EQUIPMENT ACCESS STORAGE AND STAGING SHALL BE SCHEDULED WITH

THE OWNER'S REPRESENTATIVE 48 HOURS IN ADVANCE.

2. TYPICAL HOURS OF WORK, UNLESS ARRANGEMENTS ARE MADE WITH THE OWNER'S

REPRESENTATIVE: MONDAY - FRIDAY, 8:00am - 5:00pm

3. PRIOR TO COMMENCING WORK, COORDINATE HOURS OF WORK WITH THE OWNER OR

OWNER'S REPRESENTATIVE TO MINIMIZE THE IMPACT TO THE BUILDING'S DAILY

OPERATIONS.

4. PUBLIC ACCESS SHALL BE MAINTAINED DURING BUSINESS HOURS FOR THE DURATION

OF THE PROJECT.

5. ALL WORKERS SHALL BE PROPERLY AND SAFELY DRESSED, AND DISPLAY APPROPRIATE

BEHAVIOR AT ALL TIMES IN CONSTRUCTION AND ADJACENT AREAS.

TEMPORARY FACILITIES

1. ACCESS TO THE EXISTING WATER SUPPLY AND ELECTRICAL POWER WILL BE PROVIDED

BY THE OWNER. COORDINATE LOCATION AND PLACEMENT OF FIELD OFFICE, STAGING

AREAS, MATERIAL STORAGE, PORTABLE TOILETS, DUMPSTERS, AND ANY OTHER

FACILITIES REQUIRED FOR CONSTRUCTION WITH THE ENGINEER AND OWNER PRIOR TO

CONSTRUCTION.

SAFETY

1. CONTRACTOR IS SOLELY RESPONSIBLE FOR THEIR MEANS AND METHODS OF

CONSTRUCTION, AND SHALL PERFORM ALL WORK IN A SAFE AND CONSCIENTIOUS

MANNER TO PREVENT INJURIES.

2. CONTRACTOR IS SOLELY RESPONSIBLE FOR JOBSITE SAFETY, AND SHALL ENSURE

THEIR COMPLIANCE WITH OSHA STANDARDS FOR JOB SAFETY AND WORKER PROTECTION.

SAFETY MEASURES INCLUDE, BUT ARE NOT LIMITED TO ADEQUATE FALL PROTECTION,

ERECTION BRACING, BARRICADES, FENCING, SIGNS, FIRST-AID STATIONS, ETC.

3. THE CONTRACTOR SHALL PROVIDE WARNING SIGNS, BARRIERS OR BARRICADES, AS

REQUIRED AND OTHERWISE NECESSARY TO SEPARATE THE WORK AREAS FROM THE

PUBLIC, TO PREVENT PEDESTRIANS AND TRAFFIC FROM ENTERING THE WORK AREAS,

AND TO PROVIDE A SAFE AND ORDERLY FLOW OF PEDESTRIAN AND VEHICLE TRAFFIC

THROUGH REQUIRED ENTRANCES AND EXITS DURING THE REPAIR WORK.

FIRE PROTECTION

1. THE CONTRACTOR SHALL BE RESPONSIBLE FOR FIRE PROTECTION AND FIRE WATCH

DURING ALL CONSTRUCTION OPERATIONS.

2. NO SMOKING SHALL BE PERMITTED IN THE BUILDING. CONTRACTOR SHALL PROVIDE

AND MAINTAIN TEMPORARY FIRE EXTINGUISHERS UNTIL SUBSTANTIAL COMPLETION.

PROTECTION OF BUILDING & SITE

1. CONTRACTOR SHALL PROTECT ALL EXISTING BUILDING SURFACES FOR THE DURATION

OF THE PROJECT. ANY DAMAGE TO THE EXISTING STRUCTURE OR BUILDING CONTENTS

THAT HAS BEEN DETERMINED TO BE CAUSED BY THE CONTRACTOR, OR CONSTRUCTION

PRACTICES THAT OCCUR FOLLOWING THE NOTICE TO PROCEED, SHALL BE CORRECTED

TO PRE-CONSTRUCTION CONDITION AT NO EXPENSE TO THE OWNER.

2. CONTRACTOR SHALL PROTECT ALL EXISTING TREES, LANDSCAPING, SITE LIGHTING,

SIDEWALKS, AND SITE FEATURES FROM DAMAGE FOR THE DURATION OF THE PROJECT. IF

DAMAGED DURING THE COURSE OF WORK, THE CONTRACTOR SHALL REPAIR THE

DAMAGED AREAS TO PRE-CONSTRUCTION CONDITION PRIOR TO THE COMPLETION OF THE

PROJECT AT NO EXPENSE TO THE OWNER.

3. DO NOT PLACE LOADS ON THE STRUCTURE OR STORE DEMOLISHED MATERIALS ON THE

STRUCTURE IN A MANNER THAT WILL ENDANGER IT.

4. CONTRACTOR SHALL KEEP THE BUILDING SECURE AND WEATHER-TIGHT AT ALL TIMES.

5. ALL CONSTRUCTION MATERIALS KEPT IN ELEVATED AREAS, SUCH AS BALCONIES AND

ROOFS, SHALL REMAIN SECURED TO ENSURE THE MATERIALS DO NOT BECOME AIRBORNE

AND CAUSE INJURY OR DAMAGE TO THE BUILDING OR ITS OCCUPANTS.

BUILDING MAINTENANCE

1. CONTRACTOR SHALL PERFORM SITE CLEAN UP ON A REGULAR BASIS, AND MAINTAIN

THE SITE IN A CLEAN AND ORDERLY MANNER.

2. AREAS THAT ARE NOT DIRECTLY UNDER CONSTRUCTION THAT ARE USED AS PATHWAYS

TO TRANSPORT MATERIALS, OR TO REMOVE TRASH, ARE TO BE KEPT CLEAN AT ALL TIMES.

THIS MAINTENANCE INCLUDES, BUT NOT LIMITED TO DUSTING, SWEEPING, MOPPING, AND

PICKING UP TRASH AS REQUIRED TO KEEP THE AREAS FREE OF WASTE MATERIALS,

DEBRIS, AND RUBBISH.

QUALITY ASSURANCE

1. WHERE APPLICABLE, THE CONTRACTOR SHALL BE A LICENSED APPLICATOR OR

INSTALLER OF ALL SPECIFIED PROPRIETARY PRODUCTS AND MATERIALS.

2. THE PRESENCE OF THE ENGINEER OR TESTING AGENCY AT THE JOBSITE DOES NOT

RELIEVE CONTRACTOR OF THE OBLIGATION TO PERFORM THE WORK IN ACCORDANCE

WITH THE CONTRACT DOCUMENTS.

WARRANTY

1. ALL WORK PERFORMED SHALL BE WARRANTED BY THE GENERAL CONTRACTOR AS

REQUIRED BY THE CONTRACT.

4B - GROUT INJECTION REPAIR AT TYPICAL CRACK

DRILL INJECTION PORTS

@ 45° TO INTERSECT CRACK

AT MID-DEPTH OF ELEMENT

INTERIOR

ALTERNATE PORTS FROM

OTHER SIDE OF CRACK

4A - TYPICAL CRACK

INJECTION

PORT BELOW,

REF. 4B/S3.0

REPAIRED CRACK

BELOW, REF. 4B/A3.0

NOTE

NOTE 2

REMOVE / CLEAN EXCESS GROUT

OVERFLOW FROM INJECTION

PORTS AND CRACK PROFILE

S3.0 4B

4 TYPICAL INJECTION DETAIL AT MAT SLAB OR WALL

SCALE 1:10

NOTES

1. INJECT CRACKS AND JOINTS

WITH ACTIVE LEAKAGE, STAINING,

OR WIDTH GREATER THAN 0.5 mm.

INSPECT CONCRETE SURFACES

AND MARK CRACKS AND JOINT

WIDTHS PER SPECIFICATIONS.

2. SPACE INJECTION PORTS AS

REQUIRED TO ACHIEVE COMPLETE

FILLING OF CRACKS. REFERENCE

SPECIFICATIONS.

EXISTING

CRACK

2 TYPICAL COLLECTOR SLOT

SCALE 1:5

5 MAX.

CUT AND GRIND

TO FORM 50x50 SLOT

ADJACENT DIAPHRAGM WALL

OR INTERIOR PARTITION

1 TYPICAL INJECTION DETAILS AT MAT SLAB-TO-DIAPHRAGM WALL INTERFACE

SCALE 1:20

EXISTING VOID FORM

EXISTING MUD SLAB

EXISTING MUD SLAB

EXISTING MAT SLAB,

NOMINALLY 1M THICK

LOCATE ALL EXISTING

CONFLICTING

REINFORCEMENT

NON-DESTRUCTIVELY

PRIOR TO DRILLING

INJECTION HOLES, TYP.

EXISTING

DIAPHRAGM WALL

EXISTING

WATERSTOP, TYP.

WATER STOP AT

VERTICAL DIAPHRAGM

WALL PANEL JOINT

BEYOND, REF. 1B/S3.0

±5

1A - TYPICAL INJECTION SECTION BETWEEN VERTICAL PANEL JOINTS

DRILL INJECTION HOLE AS REQUIRED TO

INTERCEPT CONSTRUCTION JOINT AT

MID-DEPTH OF MAT SLAB. SET SPACINGS

AS NECESSARY TO FILL INTERFACE

EXISTING

DIAPHRAGM WALL

45°

EXISTING

WATERSTOP, TYP.

WATER STOP AT

VERTICAL DIAPHRAGM

WALL PANEL JOINT,

REF. 1C/S3.0

±5

1B - TYPICAL INJECTION SECTION AT VERTICAL PANEL JOINTS

EXISTING

WATERPROOFING

MEMBRANE

DRILL INJECTION HOLE AS REQUIRED TO

INTERCEPT CONSTRUCTION JOINT AT

MID-DEPTH OF MAT SLAB. SET SPACINGS

AS NECESSARY TO FILL INTERFACE

LOCATE ALL EXISTING

CONFLICTING REINFORCEMENT

NON-DESTRUCTIVELY PRIOR TO

DRILLING INJECTION HOLES, TYP.

REFER TO DETAIL 1A FOR TYPICAL

INFORMATION NOT SHOWN

3 TYPICAL REPAIR AT GSHP VAULTS

NOT TO SCALE

ROUTE OUT 20 MM GROOVE AND PACK WITH

KOSTER W 532 025 REPAIR MORTAR MIXED

WITH KOSTER SB BONDING EMULSION

EXISTING FLOOR SLAB

EXISTING

VAPOR BARRIER

EXISTING GRAVEL

DRAINAGE LAYER

EXISTING MUD SLAB,

NOMINALLY 1M THICK

EXISTING

GSHP PIPING

KOSTER NB SYSTEM

COATING ON SIDES

PUMP EQUIPMENT

PLATFORM

LL020

5A - BASE BID

5B - ALTERNATE 2

LL020

REMOVE AND

REINSTALL STEEL

STAIRS AS REQUIRED

INJECT JOINT BETWEEN RAISED

SLAB AND MAT SLAB SURFACE

INJECT JOINT

BETWEEN WALL

AND MAT SLAB

PUMP EQUIPMENT

PLATFORM

EXISTING CONCRETE

BASEMENT WALL

EXISTING 200 MM

CONCRETE

MASONRY WALL

SAWCUT CONCRETE SLAB AS

REQUIRED TO ACCESS MAT SURFACE.

EXTEND COLLECTOR CHANNEL TO

EXTERIOR WALL.

INSTALL COLLECTOR CHANNEL

PER DETAIL 2/S3.0 SIM.

EXISTING FLOOR DRAIN

SAWCUT/CHIP LEDGE AROUND PERIMETER TO

SUPPORT 25 MM GALVANIZED BAR GRATING

5 REPAIRS AT LL020, POND EQUIPMENT ROOM

SCALE 1:75

INJECT JOINT

BETWEEN WALL

AND MAT SLAB

INJECT JOINT BETWEEN

WALL AND MAT SLAB

EXISTING CONCRETE

BASEMENT WALL

EXISTING 200 MM

CONCRETE

MASONRY WALL

INJECT JOINT BETWEEN RAISED

SLAB AND MAT SLAB SURFACE

REMOVE AND

REINSTALL STEEL

STAIRS AS REQUIRED

TITLE:

SHEET No.:

CLIENT:

PROJECT:

SEAL:

1 2 3 4 5 6 7 8

A

B

C

D

E

F

Drawn by:

Checked by:

Date:

Project No:

Scale: AS NOTED

MARK

AV

MPC

06 MAY 2022

2021.2613.0

DATE DESCRIPTION

UNITED STATES

EMBASSY, LONDON

33 Nine Elms Lane, London SW11 7US, UK

BASEMENT

LEAKAGE REPAIRS

Contact: Mr. Thomas McCarthy, Senior Principal Ph. 202.909.4900

WISS, JANNEY, ELSTNER LIMITED

320 City Road, London EC1V 2NZ Registered Office: 10 John Street, London, WC1N 2EB.

The Registrar of Companies for England and Wales 10005377. Vat No.285 7984 31

1 2 3 4 5 6 7 8

WJE MATERIALS SCIENTISTS

Atlanta | Austin | Boston | Chicago | Cleveland | Dallas | Denver | Detroit Doylestown | Honolulu | Houston | Indianapolis | London | Los Angeles Minneapolis | New Haven | Northbrook (HQ) | New York | Philadelphia Pittsburgh | Portland | Princeton | Raleigh | San Antonio | San Diego

San Francisco | Seattle South Florida | Washington, D.C.

Page Southerland Page, LLP 1615 M Street, NW, Suite 700 Washington, D.C., 20036

84594

06 MAY 2022

REPAIR DETAILS

S3.0

1C - PERSPECTIVE VIEW AT VERTICAL PANEL JOINTS

EXISTING MAT SLAB,

NOMINALLY 1M THICK

INJECTION HOLE. SET

SPACINGS AS NECESSARY

TO FILL INTERFACE

WATER STOP AT

VERTICAL DIAPHRAGM

WALL PANEL JOINT

EXISTING

WATERSTOP, TYP.

EXISTING

DIAPHRAGM WALL

TYPICAL AT ALL VERTICAL PANEL JOINTS WHERE

CHEMICAL GROUT INJECTION IS INDICATED.

REVISION 11