Appendix 10 - UFGS 32 01 11.51.pdf

USACE / NAVFAC / AFCEC / NASA UFGS- 32 01 11. 51 ( May 2016)

Change 2 - 08/ 17

Pr epar i ng Act i v i t y: USACE Superseding UFGS- 32 01 11. 51 ( Apr i l 2006) UFGS- 32 01 11. 52 ( Apr i l 2008)

UNI FI ED FACI LI TI ES GUI DE SPECI FI CATI ONS

Ref er ences ar e i n agr eement wi t h UMRL dat ed Januar y 2022

SECTION TABLE OF CONTENTS

DIVISION 32 - EXTERIOR IMPROVEMENTS

SECTION 32 01 11.51

RUBBER AND PAINT REMOVAL FROM AIRFIELD PAVEMENTS

05/ 16, CHG 2: 08/ 17

PART 1 GENERAL

1.1 UNIT PRICES

1.1.1 Measurement

1.1.2 Payment

1.2 REFERENCES

1.3 ADMINISTRATIVE REQUIREMENTS

1.4 SUBMITTALS

1.5 MECHANICAL REMOVAL EQUIPMENT

1.5.1 Waterblasting Equipment

1.5.2 Sandblasting Equipment

1.5.3 Grinding or Scarifying Equipment

1.6 CHEMICAL REMOVAL EQUIPMENT

1.7 TEST SECTION

1.8 DELIVERY, STORAGE, AND HANDLING

1.9 PROJECT/SITE CONDITIONS

1.9.1 Environmental Requirements

1.9.2 Airfield Traffic Control

1.9.3 Radio Communication

1.9.4 Emergency Landing and Takeoff

1.9.5 Airfield Lighting

1.9.6 Water

1.10 SAFETY

PART 2 PRODUCTS

2.1 [RUBBER] [AND] [PAINT] REMOVAL DETERGENTS OR CHEMICALS

PART 3 EXECUTION

3.1 [RUBBER] [AND] [PAINT] REMOVAL

3.2 RATE OF REMOVAL

3.3 WATER PRESSURE

SECTION 32 01 11.51 Page 1

3.4 CLEANUP AND WASTE DISPOSAL

3.5 COMPLIANCE TESTING

3.6 DAMAGE REPAIR

-- End of Section Table of Contents --

SECTION 32 01 11.51 Page 2

USACE / NAVFAC / AFCEC / NASA UFGS- 32 01 11. 51 ( May 2016)

Change 2 - 08/ 17

Pr epar i ng Act i v i t y: USACE Superseding UFGS- 32 01 11. 51 ( Apr i l 2006) UFGS- 32 01 11. 52 ( Apr i l 2008)

UNI FI ED FACI LI TI ES GUI DE SPECI FI CATI ONS

Ref er ences ar e i n agr eement wi t h UMRL dat ed Januar y 2022

SECTION 32 01 11.51

RUBBER AND PAINT REMOVAL FROM AIRFIELD PAVEMENTS

05/ 16, CHG 2: 08/ 17

NOTE: Thi s gui de speci f i cat i on cover s t he r equi r ement s f or r emoval of r ubber deposi t s and pai nt f r om asphal t concr et e or por t l and cement concr et e ai r f i el d pavement s.

Adher e t o UFC 1-300-02 Uni f i ed Faci l i t i es Gui de Speci f i cat i ons ( UFGS) For mat St andar d when edi t i ng t hi s gui de speci f i cat i on or pr epar i ng new pr oj ect speci f i cat i on sect i ons. Edi t t hi s gui de speci f i cat i on f or pr oj ect speci f i c r equi r ement s by addi ng, del et i ng, or r evi s i ng t ext . For br acket ed i t ems, choose appl i cabl e i t em( s) or i nser t appr opr i at e i nf or mat i on.

Remove i nf or mat i on and r equi r ement s not r equi r ed i n r espect i ve pr oj ect , whet her or not br acket s ar e present.

Comment s, suggest i ons and r ecommended changes f or t hi s gui de speci f i cat i on ar e wel come and shoul d be submi t t ed as a Criteria Change Request (CCR) .

NOTE: I t i s r ecommended t hat f r i c t i on and/ or t ext ur e t est i ng be per f or med f or af f ect ed pavement ar eas af t er hydr obl ast oper at i ons ar e per f or med f or r ubber and/ or pai nt r emoval wor k. Thi s i s r ecommended because t he ef f ect i ve f r i c t i on l evel may be r educed by pol i shi ng of t he aggr egat es wi t hi n t he pavement sur f ace.

NOTE: On t he pr oj ect dr awi ngs, show:

1. Locat i ons and di mensi ons of ar eas appl i cabl e t o

SECTION 32 01 11.51 Page 3 r emoval wor k.

2. Type and gener al condi t i on of pavement and any j oi nt s or mar ki ngs f or each r emoval ar ea.

3. I ndi cat i on of whet her r ubber , pai nt , or bot h ar e t o be r emoved i n each wor k ar ea.

4. Locat i ons of Gover nment hydr ant s t o be pr ovi ded f or Cont r act or use.

PART 1 GENERAL

1.1 UNIT PRICES

1.1.1 Measurement

[Rubber] [and] [paint] removal is measured by the number of square meters feet of [rubber] [and] [paint] to be removed.

1.1.2 Payment

[Rubber] [and] [paint] removal is paid for at the contract unit price per square meter feet of [rubber] [and] [paint] to be removed.

1.2 REFERENCES

NOTE: Thi s par agr aph i s used t o l i s t t he publ i cat i ons c i t ed i n t he t ext of t he gui de speci f i cat i on. The publ i cat i ons ar e r ef er r ed t o i n t he t ext by basi c desi gnat i on onl y and l i s t ed i n t hi s par agr aph by or gani zat i on, desi gnat i on, dat e, and t i t l e.

Use t he Ref er ence Wi zar d' s Check Ref er ence f eat ur e when you add a Ref er ence I dent i f i er ( RI D) out si de of t he Sect i on' s Ref er ence Ar t i c l e t o aut omat i cal l y pl ace t he r ef er ence i n t he Ref er ence Ar t i c l e. Al so use t he Ref er ence Wi zar d' s Check Ref er ence f eat ur e t o updat e t he i ssue dat es.

Ref er ences not used i n t he t ext wi l l aut omat i cal l y be del et ed f r om t hi s sect i on of t he pr oj ect speci f i cat i on when you choose t o r econci l e r ef er ences i n t he publ i sh pr i nt pr ocess.

The publications listed below form a part of this specification to the extent referenced. The publications are referred to within the text by the basic designation only.

U.S. NATIONAL ARCHIVES AND RECORDS ADMINISTRATION (NARA)

29 CFR 1910 Occupational Safety and Health Standards

SECTION 32 01 11.51 Page 4

1.3 ADMINISTRATIVE REQUIREMENTS

Submit a schedule of work to the Contracting Officer. Describe the work to be accomplished; noting the location of work, distances from the ends of runways, taxiways, buildings, and other structures; and indicating dates and hours during which the work will be accomplished. Schedule the work to conform to aircraft operating schedules. The Government will try to schedule aircraft operations so as to permit the maximum amount of time for the Contractor's work. However, in the event of any emergency, intense operational demands, adverse wind conditions, and other unforseen difficulties, discontinue all work at locations in the aircraft operational area. Keep the approved schedule of work current and notify the Contracting Officer of any changes prior to beginning each day's work.

1.4 SUBMITTALS

NOTE: Revi ew Submi t t al Descr i pt i on ( SD) def i ni t i ons i n Sect i on 01 33 00 SUBMI TTAL PROCEDURES and edi t t he f ol l owi ng l i s t , and cor r espondi ng submi t t al i t ems i n t he t ext , t o r ef l ect onl y t he submi t t al s r equi r ed f or t he pr oj ect . The Gui de Speci f i cat i on t echni cal edi t or s have cl assi f i ed t hose i t ems t hat r equi r e Gover nment appr oval , due t o t hei r compl exi t y or cr i t i cal i t y, wi t h a " G" . Gener al l y, ot her submi t t al i t ems can be r evi ewed by t he Cont r act or ' s Qual i t y Cont r ol Syst em. Onl y add a “ G” t o an i t em, i f t he submi t t al i s suf f i c i ent l y i mpor t ant or compl ex i n cont ext of t he pr oj ect .

For Ar my pr oj ect s, f i l l i n t he empt y br acket s f ol l owi ng t he " G" c l assi f i cat i on, wi t h a code of up t o t hr ee char act er s t o i ndi cat e t he appr ovi ng aut hor i t y. Codes f or Ar my pr oj ect s usi ng t he Resi dent Management Syst em ( RMS) ar e: " AE" f or Ar chi t ect - Engi neer ; " DO" f or Di st r i ct Of f i ce ( Engi neer i ng Di v i s i on or ot her or gani zat i on i n t he Di st r i ct Of f i ce) ; " AO" f or Ar ea Of f i ce; " RO" f or Resi dent Of f i ce; and " PO" f or Pr oj ect Of f i ce. Codes f ol l owi ng t he " G" t ypi cal l y ar e not used f or Navy, Ai r For ce, and NASA pr oj ect s.

The " S" c l assi f i cat i on i ndi cat es submi t t al s r equi r ed as pr oof of compl i ance f or sust ai nabi l i t y Gui di ng Pr i nci pl es Val i dat i on or Thi r d Par t y Cer t i f i cat i on and as descr i bed i n Sect i on 01 33 00 SUBMI TTAL

PROCEDURES.

Choose t he f i r st br acket ed i t em f or Navy, Ai r For ce and NASA pr oj ect s, or choose t he second br acket ed i t em f or Ar my pr oj ect s.

Government approval is required for submittals with a "G" or "S" classification. Submittals not having a "G" or "S" classification are [for Contractor Quality Control approval.][for information only. When used, a code following the "G" classification identifies the office that will review the submittal for the Government.] Submit the following in accordance with Section 01 33 00 SUBMITTAL PROCEDURES:

SECTION 32 01 11.51 Page 5

SD-01 Preconstruction Submittals

Schedule of work ; G[, [_____]]

[Rubber] [and] [Paint] Removal Process Plan ; G[, [_____]]

Waste Collection, Identification and Disposal Plan ; G[, [_____]]

SD-03 Product Data

Mechanical [rubber] [and] [paint] removal equipment

Chemical [rubber] [and] [paint] removal equipment

[Rubber] [and] [Paint] Removal Detergents or Chemicals ; G[, SD-06 Test Reports

Test Section Results

1.5 MECHANICAL REMOVAL EQUIPMENT

NOTES: Shot bl ast i ng i s pr ohi bi t ed f or use on ai r f i el d pavement s.

Submit product data for mechanical [rubber] [and] [paint] removal equipment including area of coverage per pass, range of water pressures, and water tank capacity.

NOTE: For Navy, del et e sandbl ast i ng. The use of sandbl ast i ng i s pr ohi bi t ed f or use on Navy ai r f i el d pavements.

Mechanical removal equipment includes waterblasting[, sandblasting], grinding or scarifying, or other approved non-chemical systems. [Control the equipment used on asphalt or tar concrete to remove [rubber] [and] [paint] accumulations while minimizing disturbances to asphalt or tar mixtures.] [Control the equipment used on portland cement concretes to remove [rubber] [and] [paint] accumulations and prevent removal of hardened paste from the concrete.] Basic hand tools and the following major types of mechanical equipment are considered acceptable for this project:

a. Waterblasting Equipment.

b. Grinding or Scarifying Equipment. [

c. Sandblasting Equipment. ]

1.5.1 Waterblasting Equipment

Provide mobile waterblasting equipment capable of producing a pressurized stream of water that effectively removes [rubber] [and] [paint] from the

SECTION 32 01 11.51 Page 6 pavement surface without significantly damaging the pavement. Provide equipment, tools, and machinery which are safe and and in good working order at all times. Provide equipment interlocks to prohibit high pressure water discharge when the vehicle or cleaning head is stationary (not moving forward or side to side).

[ 1.5.2 Sandblasting Equipment

NOTE: For Navy, del et e sandbl ast i ng. The use of sandbl ast i ng i s pr ohi bi t ed f or use on Navy ai r f i el d pavements.

Provide mobile sandblasting equipment capable of producing a pressurized stream of sand and air that effectively removes [rubber] [and] [paint] from the pavement surface without filling voids with debris in asphalt or tar pavements or removing joint sealants in portland cement concrete pavements. Include with the equipment an air compressor, hoses, and nozzles of adequate size and capacity for removing [rubber] [and] [paint]. Equip the compressor with traps and coalescing filters that maintain the compressed air free of oil and water.

] 1.5.3 Grinding or Scarifying Equipment

Provide equipment capable of removing surface contaminates, paint build-up, or extraneous markings from the pavement surface without leaving any residue. If a weed torch is used to remove paint, the surface must be cleaned by hydro blast afterwards to remove surface contaminates and ash.

1.6 CHEMICAL REMOVAL EQUIPMENT

Submit product data for chemical [rubber] [and] [paint] removal equipment .

Use chemical equipment capable of applying and removing chemicals from the pavement surface while leaving only non-toxic biodegradable residue.

1.7 TEST SECTION

Prior to the start of work, remove [rubber] [and] [paint] on designated test areas not less than 15 m 50 feet in length. Use procedures, water pressures, nozzle height, nozzle spacings, nozzle angle, and equipment movement rate to achieve the required degree of [rubber] [and] [paint] removal in accordance with Paragraph [RUBBER] [AND] [PAINT] REMOVAL.

Methods included in paragraph COMPLIANCE TESTING will be used to detemine if the [rubber] [and] [paint] was successfully removed from the test section. The test will examine seven random locations within the test section. Submit the test section results before conducting any further removal work. Provide photos of seven random locations within the test area taken before and after the removal. Provide photos of four random locations at joint seals within the test area taken before and after removal.

1.8 DELIVERY, STORAGE, AND HANDLING

Deliver required materials in original manufacturer's containers labeled with appropriate EPA, OSHA, or other agency warnings, if applicable, and Safety Data Sheets. Protect materials from degrading until their use is required during execution of the work.

SECTION 32 01 11.51 Page 7

1.9 PROJECT/SITE CONDITIONS

1.9.1 Environmental Requirements

NOTE: For Navy, del et e sandbl ast i ng. The use of sandbl ast i ng i s pr ohi bi t ed f or use on Navy ai r f i el d pavements.

Ensure pavement surface is free of snow, ice or slush. Ensure surface temperature is at least 5 degrees C 40 degrees F and rising at the beginning of operations[ except those involving sandblasting for which a lower surface temperature may be approved]. Cease operation during thunder and lightning storms. Cease operation during rainfall except for waterblasting and removal of previously applied chemicals. Cease waterblasting where surface water accumulation alters the effectiveness of material removal.

1.9.2 Airfield Traffic Control

Coordinate performance of all work in the controlled zones of the airfield with the Contracting Officer and with the [Flight Operations Officer or Airfield Manager] [control tower]. Neither equipment nor personnel can use any portion of the airfield without permission of these officers unless the runway is closed. Runways will be closed during the following times:

Day or Date Runway Closing Time Runway Opening Time Important Notes

1.9.3 Radio Communication

No personnel or equipment will be allowed in the controlled zones of the airfield until radio contact has been made with the control tower and permission is granted by the control tower. A radio for this purpose [will be provided by the Government. The Contractor is responsible for the radio and must reinburse the Government for repair or replacement of the radio if it is lost, damaged, or destroyed] [is to be provided by the Contractor and approved by the Contracting Officer]. Maintain contact with the control tower at all times during work in vicinity of the airfield. Notify the control tower when work is completed and all personnel, equipment and materials have been removed from all aircraft operating surfaces.

1.9.4 Emergency Landing and Takeoff

Emergencies take precedence over all operations. Upon notification from the Control Tower of an emergency landing or imminent takeoff, stop all operations immediately and evacuate all personnel and equipment to an area not utilized for aircraft traffic which is at least 76 m 250 feet measured perpendicular to and away from the near edge of the runway unless otherwise authorized by the Contracting Officer or the Contracting Officer's Representative. Equipment and chemicals or detergents as well as excess water must be able to clear the work area within 3 minutes.

SECTION 32 01 11.51 Page 8

1.9.5 Airfield Lighting

When night operations are necessary, provide all necessary lighting and equipment. Direct or shade lighting to prevent interference with aircraft, the air traffic control tower, and other base operations.

Provide lighting and related equipment capable of being removed from the runway within 15 minutes of notification of an emergency. Night work must be coordinated with the Flight Operations Manager or Airfield Manager and approved in advance by the Contracting Officer or authorized representative.

1.9.6 Water

Water to be used for high-pressure water equipment will be made available from Government hydrant[s] [as shown on the drawings,] [within [_____] m feet of all points of the work area,] [at no cost to the Contractor] [at the prevailing rates]. Furnish equipment and labor for delivery of water from the hydrant to the job site. Notify the Contracting Officer on location of fire hydrant[s] to be used and the respective times of use.

The Contracting Officer will notify the Fire Department of fire hydrants to be used and designated times of use. Connections to a fire hydrant will be subject to the Contracting Officer's inspection and approval. The Contractor must provide and use a backflow prevention device for filling water tanks. The Contractor is responsible for testing, treating, and filtering the water to ensure it will not interfere with the rubber removal or damage or clog the rubber removal equipment.

1.10 SAFETY

Comply with OSHA 29 CFR 1910 .

PART 2 PRODUCTS

2.1 [RUBBER] [AND] [PAINT] REMOVAL DETERGENTS OR CHEMICALS

The use of environmentally acceptable detergents or chemical agents must be considered on a case-by-case basis. Submit the Safety Data Sheet (SDS) for detergents or chemicals in the [rubber] [and] [paint] removal process. Use of any detergents or chemicals in the [rubber] [and] [paint] removal process must be approved in advance by the Contracting Officer.

The Government specifically reserves the right to reject the use of any process which the Contracting Officer determines may pose unnecessary risks to human health, the environment, the pavement, aircraft or NAVAIDS due to corrosion or foreign object damage (FOD) potential as a result of its use, storage, or disposal.

PART 3 EXECUTION

NOTE: The Cont r act i ng Of f i cer ' s Repr esent at i ve, t he ai r f i el d manager and t he pavement s engi neer wi l l j oi nt l y devel op gui del i nes and r equi r ement s f or r ubber and pai nt r emoval oper at i ons; and wi l l j oi nt l y eval uat e t he f easi bi l i t y of t he Cont r act or ' s met hods and pr oj ect compl i ance wi t h appl i cabl e regulations.

SECTION 32 01 11.51 Page 9

3.1 [RUBBER] [AND] [PAINT] REMOVAL

NOTE: The f ol l owi ng pr ovi des r ecommended r ubber and pai nt r emoval per cent ages based on vi sual est i mat i on of pavement ar ea r equi r ed t o be exposed by t he r emoval pr ocess. The degr ee of r emoval possi bl e wi t hout damagi ng t he pavement sur f ace wi l l depend on pavement condi t i on. Por t l and cement concr et e pavement s can wi t hst and mor e wat er pr essur e i mpact t han asphal t i c concr et e pavement s bef or e aggr egat es ar e exposed. Do not speci f y 100 per cent r emoval , as t hi s wi l l r esul t i n excessi ve exposur e of pavement aggregates.

1. Rubber r emoval f r om Por t l and cement concr et e pavement s: 90 per cent .

2. Rubber r emoval f r om asphal t i c concr et e pavement s: 85 per cent .

3. Pai nt r emoval f r om Por t l and cement concr et e pavement s and asphal t i c concr et e pavement s: 85 percent.

NOTE: The dr awi ngs shoul d i ndi cat e ar eas sur f aced wi t h a por ous f r i ct i on cour se.

Prior to any work being completed, submit a [Rubber] [and] [Paint] Removal Process Plan for approval by the Contracting Officer.

a. The pavement surface type is [portland cement concrete] [and] [asphalt mixture] [as indicated].

b. [Remove 90 percent of all visible rubber on portland cement concrete pavements and 85 percent of all visible rubber on asphaltic concrete pavements.] [Remove 85 percent of paint on portland cement and asphaltic concrete pavement. Remove all paint that is loose, flaking, chalky, or not to be re-marked or does not comply with size or pattern standards.]

c. Chemical methods used must be compatible with pavement materials, the environment and working personnel.

d. Exercise close control of water pressure and blasting time/duration to prevent damage to joints, existing markings that are not intended for removal, or the wearing surface. [Neither hydroblasting or abrasive blasting may be used for rubber removal on porous friction courses.]

e. Demonstrate the ability to remove rubber at a touchdown area of the runway selected by the Contracting Officer; at least one site per runway will be chosen. Rubber removal must not damage the pavement surface. The surface texture of the cleaned demonstration area will be compared to that of non-rubber traffic areas to determine satisfactory completion of the removal operation.

f. After approval of the Contractor's operations by the Contracting Officer, the cleaned sample area will become the standard for rubber

SECTION 32 01 11.51 Page 10 removal and final surface texture for the remainder of work.

g. Compliance testing for the amount of rubber and paint to be removed must conform to the requirements in paragraph COMPLIANCE TESTING.

3.2 RATE OF REMOVAL

[Remove rubber at a minimum rate of 929 square meter 10,000 square feet per hour.] [Remove paint at a minimum rate of 93 square meter 1,000 square feet per hour.] Do not permit high-pressure water application to remove the existing pavement surface, joint seals or crack seals.

3.3 WATER PRESSURE

NOTE: The opt i mum wat er pr essur e t o be used f or r ubber and pai nt r emoval wi l l be det er mi ned by t he t est speci f i ed i n par agr aph ent i t l ed " Rubber and Pai nt Removal . "

Provide water pressure impact upon the indicated pavement areas sufficient to remove the designated [rubber] [and] [paint] to the required degree of removal without damaging the existing pavement, joint sealant, or other airfield appurtenances. The Contractor is responsible for repairing any damage caused by the removal work.

3.4 CLEANUP AND WASTE DISPOSAL

NOTE: The Cont r act or i s nor mal l y r esponsi bl e f or t ot al cont r act per f or mance. However , at geogr aphi cal l y i sol at ed ai r f i el ds, i t may be necessar y t o f ur ni sh Gover nment equi pment and per sonnel f or c l eanup oper at i ons.

Keep the worksite clean of by-products, debris and waste from [rubber] [and] [paint] removal operations. Perform cleanup operations continuously. [Residue will be removed from the pavement by Government-furnished sweepers and personnel. Notify the Contracting Officer for coordination.] [Remove all residue from the pavement. Obtain the approval of residue removal and disposal method from the Contracting Officer prior to beginning work.] Submit a Waste Collection, Identification and Disposal Plan describing proposed actions regarding waste collection, control, identification, and disposal to the Contracting Officer's Representative for approval prior to the start of work. The plan will address disposal methods and requirements for hazardous and non-hazardous wastes.

3.5 COMPLIANCE TESTING

a. Compliance with the [rubber] [and] [paint] removal requirements must be determined by direct testing within the designated work area.

b. Use a 0.1 square meter one square foot section of transparent material inscribed with a grid of 100 equal squares as a tool for quantitative measure of the percent removal. Place the grid pattern on the pavement surface at random locations. Then count the squares which

SECTION 32 01 11.51 Page 11 contain rubber and/or paint deposits. The number of squares containing rubber and/or paint deposits must not exceed the allowed percentage in each of the randomly selected locations.

c. Divide each work area designated for [rubber] [and] [paint] removal into at least four equal zones for the purpose of compliance testing.

The layout of each zone must be approved by the Contracting Officer.

Within each zone, a minimum of seven random locations must be evaluated. The amount of [rubber] [and] [paint] removed at each of the randomly selected test locations within each zone must meet the requirement described in paragraph [RUBBER] [AND] [PAINT] REMOVAL.

Evaluate each zone independently. A zone not meeting the required percentage must be recleaned by the Contractor at the Contractor's expense.

d. Deposits of [rubber or rubber buildup] [and] [paint] are defined as any surface deposit that can be removed by scratching the deposit with a flat sharp object (such as a pocket knife) without damaging the pavement surface. Stains are defined as materials in the pavement surface microtexture that cannot be removed without damaging the pavement surface. Stain is generally embedded in the surface of the pavement below the horizontal plane of the surface texture. The Contractor is not responsible for stain removal.

3.6 DAMAGE REPAIR

Repair any damage to the pavement surface, joint, joint and crack seals, or other Government property caused during the performance of the work at the Contractor's expense. Submit a repair plan to include methods and material to the Contracting Officer's Representative for approval prior to performance of the repairs. Complete the repairs within the performance period of the Contract.

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