RFP_Attachment_2_-_GROUNDS_PWS.pdf

GROUNDS MAINTENANCE

FOR U.S. VISITING FORCES (USVF) IN THE UNITED KINGDOM

PERFORMANCE WORK STATEMENT (PWS)

28 August 2018

Prepared by

RAF MILDENHALL

TABLE OF CONTENTS

1 DESCRIPTION OF SERVICES

1.1 Maintain improved grounds

1.1.1 Mow

1.1.2 Edge

1.1.3 Trim

1.1.4 Weed Control

1.1.5 Munitions Storage Area

1.1.6 Irrigation

1.1.7 Remove debris/police grounds ……………………………………………………………………..…………….9

1.1.8 Leaf removals

1.1.9 Lawn Conditioning

1.1.10 Pest Control…………………………………………………………………………………………………………………………10

1.1.11 Lawn Renovation

1.1.12 Prune Shrub, Hedges and other Plants

1.1.13 Cemeteries ………………………………………………..…………………………………………….……………………12

1.1.14 Artificial Turf………………………………………………………………………………………………………………..12

1.2 Maintain semi-improved Grounds

1.2.1 Mow

1.2.2 Trim

1.2.3 Perimeter Fence Line

1.3 Maintain Bird Area Strike Hazard (BASH)

1.3.1 Mow

1.3.2 Airfield Light Fixtures……………………………………………………………………………..……….................…….15

1.3.3 Herbicide and Insecticide ………………………………………………………………………………….………………… 15

1.3.4 Airfield Coordination…………………………………………………………………………………………………………….15

1.3.5 Flight-Line Drivers…………………………………………………………………………………………………………………15

1.3.6 Airfield Tower Communications……………………………………………………………………………………..…….15

1.4 Maintain Un-improved Grounds………………………………………………………………………..…………………………15

1.5 Maintain vegetative beds, inert beds, rock beds and related areas

1.6 Maintain surface drainage ditches

1.7 Perform snow/ice removal

1.7.1 Basic services.……………………………………………………….…………………………………………………..…17

1.7.2 Ice Control

1.7.3 Sand barrels…………………………………………………………………………………………………………………18

1.8 Special requirements

1.8.1 Trees

1.8.2 Emergency and special events services

1.8.3 Xeriscaping and Urban Forest Services…………………………………………………..…………………….20

1.8.4 Special Cuts

1.8.5 Planting trees, shrubs, and vegetative beds

1.8.6 Litter Bins/ Dog Waste Bins

1.8.7 Road Sweeping

1.8.8.1 POL Areas at RAF Fairford, RAF Lakenheath, and RAF Mildenhall

1.8.9 Special Conservation Areas……………………………………………………………………………..……………………..……21

1.8.10 Newt Areas at RAF Alconbury, RAF Molesworth, RAF Fairford and RAF Feltwell

1.8.11 Special Flora Areas

2 SERVICE SUMMARY

2.1 Quality Control

2.2 QUALITY ASSURANCE

3 GOVERNMENT PROPERTY AND SERVICES

3.1 FACILITIES

3.2 UTILITIES

3.3 MATERIALS………………………………………………………………………………………………………………………. ……...29

3.4 SECURITY, FIRE, AND MEDICAL SERVICES

3.5 TELEPHONE

3.6 SOLID WASTE COLLECTION AND DISPOSAL

3.7 Government Furnished Equipment…………………………………………………………………………………………….30

4 GENERAL INFORMATION

4.1 MISSION

4.2 Background…………………………………………………………………………………………………………………………..……..30

4.2.1 Meetings

4.3 DAMAGES TO GOVERNMENT BUILDINGS, EQUIPMENT, OR VEGETATION

4.4 ENVIRONMENTAL REQUIREMENTS

4.4.1 Hazardous Materials

4.4.2 Spill controls

4.4.3 Herbicides

4.4.4 Hazardous Materials Inventory

4.4.5 Hazardous Materials Management

4.4.6 Final Report

4.5 PERMITS, LICENSES AND CERTIFICATIONS

4.5.1 Conservation Sites

4.6 HOURS OF OPERATION

4.7 RECOGNIZED HOLIDAYS

4.7.1 Base Closures

4.8 SECURITY REQUIREMENTS

4.9 PERFORMANCE OF SERVICE DURING CRISIS OR HEIGHTENED SECURITY

4.10 SPECIAL QUALIFICATIONS

4.11 INTERFACES

4.12 CONTRACTING OFFICER AND CONTRACTING OFFICER REPRESENTATIVE

4.13 WORK CLEARANCE REQUESTS

4.14 SAFETY REQUIREMENTS AND REPORTS

4.14.2 eCMRA - Contractor Manpower Reporting Application

4.14.3 Anti-terrorism Training

4.15 SCHEDULES

4.15.2 SCHEDULE CHANGES

4.16 KEY PERSONNEL…………………………………………………………………………………………………………………………39

5. APPENDIXES……………………………………………………………………………………………………………………………………….40

1. DESCRIPTION OF SERVICES

The Contractor shall provide non-personal services, to include all personnel, equipment, tools, supervision, and other items and services necessary to ensure that grounds maintenance is performed at RAF Mildenhall, RAF Lakenheath, RAF Feltwell, RAF Molesworth, RAF Alconbury, RAF Fairford, RAF Croughton, RAF Welford, , RAF Caversfield, RAF Barford St John and RAF Blenheim Crescent in a manner that will promote the growth of healthy grass, trees, shrubs, and plants and present a clean, neat, and professional appearance. Areas maps and workloads depicting the service described in this PWS are identified in the Appendices. The Contractor’s performance will be based on the Contracting Officer’s Representative (COR), and Contracting Officer’s (CO) evaluation of the results required by the Service Summary (SS) and not the method of performance. The evaluation of results will be based on COR surveillance, tenant satisfaction, and customer complaints. Final results of the evaluations will be the determining factor for the success or failure of this contract. The Contractor shall comply with applicable US federal, regional, state, and local laws of the United Kingdom, applicable federal laws of the United States and commercial standards.

The growing season at all locations listed above is considered to be 1 April through 31 October.

All damage caused by the Contractor or its employees to government property and personal property (to include facilities, fences, equipment, trees and shrubs, etc.) due to Contractor operations shall be repaired or replaced by the Contractor within 15 days after identification/notification at no additional cost to the Government. If a plant should die or become unhealthy due to damage, the Contractor will be responsible for replacing the damaged plant with a plant of same size and type. Plant replacement shall occur within 15 days after identification or notification.

All fence lines shall be trimmed to prevent vegetation growth in the fence, including removal of vegetation growing up the links of the fence. All areas shall be trimmed concurrent with mowing. Application of nonselective herbicides to control grass, weeds and vegetation around obstacles to include fence lines, shall only be allowed with the COR approval. The contractor shall utilize equipment that will not cause rutting in the grounds area during mowing operations.

The contractor shall maintain all standards identified in this PWS during dry or rainy season.

1.1 MAINTAIN IMPROVED GROUNDS

Improved grounds are identified in Appendix A.

1.1.1 MOW

The contractor shall mow all improved grounds to look well-manicured, with a neat and professional appearance. Maintain grass height between 2 and 4 inches (50 and 100 mm), uniform in appearance, free of skips, gaps, rutting, or scalping. The contractor shall be required to pick up debris, natural and manmade, prior to mowing any area. The contractor shall remove or mulch grass clippings when visible after mowing, before leaving work area. Removed debris shall be disposed of in accordance with the base’s solid waste management plan.

1.1.1.1 Once grass cutting has commenced on an area, it shall be completed before moving to another area.

1.1.1.2 Care shall be taken to avoid damaging manmade fixtures such as cables, wires, antennas, etc. The areas around the manmade fixtures may require cutting with hand tools, to ensure no damage is caused.

1.1.1.3 Oil traps, balance ponds and reservoirs. All such areas except those marked as conservation areas are to be cut to the same standard as the adjacent grass area.

1.1.2 EDGE

The contractor shall edge sidewalks, driveways, street edges, curbs, and other hard surfaced areas located within the improved grounds so that grass height matches surrounding area grasses.

Edging shall include removal of vegetation from expansion joints and cracks in sidewalks, driveways, curbs and other hard surfaces. Grass, vegetation and weeds shall be cut back no more than 1/2 inch (13 mm) from the surface edged, maintaining an even contour with the edged surface, uniform in appearance and free of scalping, rutting, and uneven or rough cutting.

1.1.3 TRIM

The contractor shall trim grass and weeds around trees, shrubs, buildings, fences, poles, fire hydrants, parking lots bumper blocks, boulders, and other fixed obstacles and temporary obstacles/objects on improved grounds. Trimming height shall match surrounding area grass height. All areas shall be trimmed concurrent with mowing. The contractor shall remove or mulch grass clippings when visible after trimming, before leaving work area.

1.1.4 WEED CONTROL

Control weeds in improved grounds through execution of a weed control program appropriate for the area to maintain a professional appearance. Restore grounds made barren where weeds are removed to the level of care of the surrounding area (i.e. semi-improved, improved, etc.). The Contractor shall use only approved pesticides as stated in DoD Instruction 4150.07, DoD Pest Management Program, Encl. 4 para 4.2.2 and AFI 32-1053, Pest Management Program, para

4.7.4 and 4.7.6. All pesticides, herbicides, and rodenticides are defined in DoD and Air Force documents. The Contractor shall comply with host nation laws, US federal, local, DoD, and Air Force regulations, plans, and policies. The contractor shall comply with all applicable parts of 29 Code of Federal Regulations (CFR) 1910, Labor, Occupational Safety and Health Standards, 29 CFR 1925, Labor, Safety and Health Standards for Federal Service Contracts, 40 CFR 150-189, Protection of Environment, Pesticide Program, and 49 CFR 171, Transportation, General Information, Regulations, and Definitions. The Contractor shall ensure that all workers have current certification in the United Kingdom for the pest control services being performed. Civil Engineer Asset Management Flight must approve all herbicides prior to use. All herbicides and pesticides used must be on the installation-approved inventory list and applied by certified personnel.

1.1.4.1 The contractor shall provide evidence to the COR that any member of staff who may be using Herbicides holds a recognized certificate of competence (National Pesticide Training Competence) in their use, unless they are working directly under the supervision of a certificate holder.

1.1.4.2 Details of the application shall be provided on a daily herbicide record sheet. It is vital that the areas treated are detailed correctly on the record sheet. If fence lines have been treated then record the post numbers involved i.e. 'between posts 0780 and 0995 on the south side'. If gravel is sprayed then describe, where possible, its location i.e. 'north of B725' or 'substation DZZ'. These records shall be submitted to the COR within 24 hours of application

1.1.4.3 The contractor shall provide the COR with a list of herbicides which he intends to use for approval. It is the responsibility of the contractor to ascertain the general nature of all the weed problems on site and to recommend and use the appropriate chemical to ensure adequate control, this must be approved by the COR. All chemicals used on the Installations needs to be coordinated and approved by the Pest Management Coordinator for the inclusion in the Installations Integrated Pest Management Plan.

1.1.4.4 Water for the works shall be provided by the Installations own water supply. The Contractor shall provide all temporary receptacles and plumbing accessories. Prior to any required usage of the Installations hydrants the contractor is to inform the COR, Fire Dept. and Utilities Shops. All connections shall be made using a verifiable reduced pressure zoned device

(RPZ).

1.1.4.5 The Contractor shall not contaminate any water supply with Herbicides. When drawing water direct from a supply from local water mains the contractor shall ensure the back flow preventions valve incorporating a Reduce Pressure Zone (RPZ) device assembly pipe is connected. There will be no direct connection between the mains and any spraying equipment, but shall draw water into an immediate storage tank. The contractor shall record all water usage and report to the COR on a monthly basis.

1.1.4.6 Applications of pesticides/herbicides to Improved, semi- improved, un-improved, BASH and airfield areas:

Total Weed-killing (total eradication of vegetation). For areas requiring total eradication of vegetation: kill off treated growth (as specified by the manufacturer of the chemical) and maintain thereafter in weed free state. The amount of regrowth of weeds at the end of a 12 month period shall not exceed 5% of the total area treated. Re-treat as necessary in order to maintain standards.

Application dimensions and locations of total weed control. Except where an overall spraying or application of granules is required, the width of spraying or application of granules in various circumstances shall be as follows:

1) 300mm strip on each side of all fence lines.

2) Base of buildings (temporary or permanent). Where there are no shrubs or bedding plants a 300mm strip along the base of the buildings or as presently defined.

3) Static water tank surrounds and oil/water interceptors. Where guard rails are provided, a 1000mm strip on those sides having guard rails and a 500mm strip on the remainder.

4) Fire breaks. A 300mm wide strip.

5) Danneart wire. The entire area beneath wire including 500mmm strip on each side where access is available.

6) Paths (including all block paving), roadways, steps, heating ducts etc.

7) Joints, edges and cracks in concreate, tarmac, manhole covers. All joints in kerbs and between kerb and road surface, but not the back of kerbs where they abut grassed/ soft landscaped areas.

8) All graveled and stoned areas including electrical sub stations and gas compounds and any other enclosure. A permit to work is required in these areas.

9) Tops of blast walls, revetments and E-Flux chambers.

10) Joints between wooden posts wooden planters

11) Arial masts (entire area) with additional 500mm strip around the outside. Permission required to work in these areas.

12) All runway “HOLD” signs shall have a weed killed strip around them. Spray a 500mm strip around the entire sign.

13) Running tracks (including a 150mm strip on each side of track).

14) Artificial sports field surfaces and a 150mm onto grass perimeter.

15) All joints on safety surfaces etc. within children’s play areas with a 150mm strip weed killed on outside edge.

16) Where fence lines adjoin any of the above areas of grass, these should be sprayed to maintain a clear area at the base of the fence so the fence line is always visible.

1.1.4.7 Selective Weed Killing for Improved Areas

Improved areas - Weed control will be carried out to control broad leaved weeds in turf. 95% of all common lawn weeds shall be killed within 28 days of the date when the first treatment was carried out, and maintained throughout the growing season to include ensuring the grass areas are 95% weed free at the end of the growing season.

1.1.4.8 Brushwood Killing. For areas requiring brushwood control: The contractor shall kill off all growth as specified for treatment and maintain free from brushwood.

1.1.4.9 Control of Ragwort and other notifiable, invasive or non-native weeds: the contractor shall include for the killing of ragwort and other invasive or non-native weeds using approved chemicals and appropriate eradication methods. Targeting the first year rosette stage shall be made. The second year, mature flowering stage, shall not be sprayed, but may be cut to prevent setting seed.

1.1.4.10 The contractor shall observe the following UK legislation available from legislation.gov.uk:

- The control of Herbicides Regulations 1986, related to the sale, storage, transport and use of herbicides in connection with the contract (legislation.gov.uk)

- The Wildlife and Countryside Act 1981 (legislation.gov.uk)

- The Water Resources Act 1991 (legislation.gov.uk)

- The Groundwater Regulations 1998 (legislation.gov.uk)

- Pesticides Act 1998 (legislation.gov.uk)

- Poisons Act 1972 (legislation.gov.uk)

- Control of Substances Hazardous to Health - Health and Safety Executive (hse.gov.uk)

- Local Environmental Risk Assessments for Herbicides 1999 (hse.gov.uk)

1.1.4.11 When discovered that a treatment has failed, or is instructed by the COR that a treatment has failed, the contractor shall respond within 2 days and retreat unless weather conditions dictate otherwise. Herbicide record sheets shall be provided to cover the re-treatment as applicable.

1.1.4.12 RAF Mildenhall Weed Control

Herbicide treatment within this area should be limited, applied at the minimum appropriate dosage and only when required rather than as a preventative measure. RAF Mildenhall lies over a class 1 aquifer. It is in close proximity to the soil surface and herbicides can easily filter into it.

It is therefore considered to be very vulnerable. See Source Protection Zone map for areas where residual herbicides are prohibitive.

1.1.5 MUNITION STORAGE AREA - SEE PARAGRAPH 1.2.4

1.1.6 – IRRIGATION – RESERVED

1.1.7 REMOVE DEBRIS/POLICE GROUNDS

The contractor shall perform general litter patrol in areas of improved grounds identified in Appendix A and B. Remove and dispose of natural debris, (tree limbs, dry brush, rodent habitats, dead animals, etc.), and man-made debris. Police areas to maintain a neat and professional appearance.

1.1.7.1 DEAD ANIMALS

All dead animals are to be collected for disposal within 2 hours of notification. Prior to disposing, report number and type (bird, dog, cat, unrecognizable, etc.) to the COR, who will forward report to Pest Management and Natural Resources. If cat or dog, Pest Management and Natural Resources will arrange for remains to be checked for a microchip by vet at RAF Feltwell before disposal. Contractor shall contact pest management and public health within 10 business days after contract award to get instructions on the protocols for handling dead animals (e.g., PPE and local disease protections).

1.1.8 LEAF REMOVALS

The contractor shall remove leaves prior to mowing in areas of improved grounds to maintain a neat and professional appearance. Leaf removal includes natural debris (i.e. Tree limbs, dry brush, rodent habitats), and man-made debris. Leaf removal shall be completed within 10 days of days upon issue of the work order by the CO or COR. Leaves must be disposed in accordance with each location’s solid waste management plan.

1.1.8.1 During 1st October to 31st January the contractor will receive no more than 5 leaf removal requests per installation. The timing of the leaf removal will be at the discretion of the COR.

1.1.9 LAWN CONDITIONING

1.1.9.1 FERTILIZATION

The contractor shall have a pH adjustment and fertilizer application program. The contractor shall perform a laboratory test of the soil in improved grounds and apply fertilizer and other soil amendments to bring soil condition to that suitable for the vegetation being treated. This work will be issued as a work order by the CO or COR.

1.1.9.2 AERATION

The contractor shall aerate lawns on improved grounds once per year during the month that best suited for the grounds and type of grass. Aeration shall be performed with a core aerator to remove soil plugs at a minimum of 4 inches (100 mm) deep and 2-3 inches (50-76 mm) apart.

Plugs will be left on the lawn to disintegrate.

1.1.10 PEST CONTROL

The contractor shall provide all management, licenses, laboratory testing, tools, supplies, equipment, transportation and labor to develop and implement an Integrated Pest Management (IPM) plan in the areas covered by this Grounds Maintenance PWS in a manner that will ensure the health and general well-being of installation personnel. The following types of pests are common on this installation: moles, rats and rabbits. Their abatement should be addressed in the Installation Integrated Pest Management Plan. The Contractor shall use only approved pesticides as stated in DoD Instruction 4150.07, DoD Pest Management Program, Encl. 4 para 4.2.2 and AFI 32-1053, Pest Management Program, para 4.7.4 and 4.7.6. All pesticides, herbicides, and rodenticides are defined in DoD and Air Force documents. The Contractor shall comply with host nation laws, US federal, local, DoD, and Air Force regulations, plans, and policies. The contractor shall comply with all applicable parts of 29 Code of Federal Regulations (CFR) 1910, Labor, Occupational Safety and Health Standards, 29 CFR 1925, Labor, Safety and Health Standards for Federal Service Contracts, 40 CFR 150-189, Protection of Environment, Pesticide Program, and 49 CFR 171, Transportation, General Information, Regulations, and Definitions.

The Contractor shall ensure that all workers have current certifications for the pest control services being performed. Civil Engineer Asset Management Flight must approve all pesticides prior to use. Application and material used must be in strict compliance with country-specific final governing standards. The Base pest management coordinator, Environmental section and

MAJCOM pest management consultant must approve the use of all pesticides used, and are on the installation-approved inventory list and applied by certified personnel.

1.1.10.1 The contractor shall carry out pest control on airfields and Air Operating Surfaces in accordance with the requirements of the Military Aviation Authority Regulatory Publications or the Federal Aviation Authority.

1.1.10.2 The level of control shall be that the Installations are substantially free of pests at all times. Details of application shall be provided to the COR on a Daily Pesticide Sheet or report of non-chemical means used to control including required information to meet Air Force Installation Pest Management Information System record keeping and Measures of Merit reporting requirements for pest management.

1.1.10.3 Chemical usage shall be restricted to approved chemicals only. Prior to the use of any chemical the contractor shall supply the COR with all necessary COSHH and safety data sheets, and an associated risk management report. Copies of operators training certificates are to be supplied to the COR. Record sheets are to be returned to the COR by 10:00 hours the following day of application and should detail the amount of chemical used and the exact amount of active ingredient.

1.1.10.4 Shooting is permitted on the establishments when coordinated through the COR and SFS. The contractor is to adhere to strictly to the policy to be detailed and issued by each Base COR. The contractor shall ensure that all animals dispatched are removed from the establishments where practicably possible so as not to attract carrion and other birds to the Installation.

1.1.10.5 The contractor is to provide the COR with copies of their insurance liability policy, fire arm licenses at the award of contract and then annually thereafter when shooting is utilized as a pest control method.

1.1.10.6 Once the contractor has dispatched any rabbits, moles within Improved, Semi-Improved or BASH areas the contractor shall removes excess soil from mole hills, fill rabbit burrows, level and seed the area.

1.1.11 LAWN RENOVATION

The contractor shall renovate lawns in improved grounds as identified by the CO or COR. This work will be issued via a separate work order. Renovate deteriorated lawn area to match surrounding areas.

1.1.12 PRUNE SHRUB, HEDGES AND OTHER PLANTS

The contractor shall prune/trim shrubs and other plants to maintain their natural growth characteristics to enhance the beauty and health of the plant. Hedges shall be maintained to their natural mature height and shape. New growth shall not exceed 8 inches (200mm) except Leylandii. Hedges shall be neat and level each time they are cut. Shrubs, plants, hedges, and ground cover/vines shall be pruned/trimmed 3 inches (76mm) away from buildings, fences, curbing, sidewalks, and other fixed obstacles. All ground cover and plants shall be kept within the bed borders. All plants around landscape and ground lights shall be pruned/trimmed to allow light usage for its intended purpose. Shrubs and hedges located on street corners, curb easements, etc. shall be pruned/trimmed to keep from obstructing view of oncoming traffic. Areas beneath shrubs and hedges shall be kept free (clean) of all grass, weeds, vegetation, and debris.

1.1.12.1 Leylandii shall be cut once per year. Hedges are not to be trimmed when occupied nests are present. The contractor will strive to maintain hedges outside the bird nesting season.

1.1.13 CEMETERIES – RESERVED

1.1.14 ARTIFICIAL TURF - RESERVED

1.2 MAINTAIN SEMI-IMPROVED GROUNDS

Semi-improved grounds are identified in Appendix A and B.

1.2.1 MOW

The contractor shall maintain grass height between 4 and 10 inches (100 and 250 mm) in all semi-improved grounds areas. Maintain a uniform appearance in all areas. Where possible, maintain adjacent areas at or near the same grass heights.

1.2.1.1 Once grass cutting has commenced on an area, it shall be completed before moving to another area.

1.2.1.2 Care shall be taken to avoid damaging manmade fixtures such as cables, wires, antennas, etc. The areas around the manmade fixtures may require cutting with hand tools, to ensure no damage is caused.

1.2.1.3 Oil traps, balance ponds and reservoirs. All such areas except those marked as conservation areas are to be cut to the same standard as the adjacent grass area.

1.2.1.4 Remove and dispose of natural debris, (tree limbs, dry brush, rodent habitats, dead animals, and man-made debris.

1.2.1.5 Weed Control. As specified in Para. 1.1.4.

1.2.1.6 When ordered by the COR, the contractor shall carry out selective weed killing to control broad leaved weeds in turf within the Semi improved grounds. Killing off 95% of all common lawn weeds within 28 days of the date when the first treatment was carried out.

1.2.1.7 The contractor shall cut banks in semi-improved areas to ensure grass height for the relevant areas is not exceeded.

1.2.2 TRIM

The contractor shall trim grass and weeds around trees, shrubs, buildings, fences, poles, fire hydrants, parking lots bumper blocks, boulders, and other fixed obstacles and temporary obstacles/objects on semi - improved grounds. Trimming height shall match surrounding area grass height. All areas shall be trimmed concurrent with mowing.

1.2.3 PERIMETER FENCE LINE

The contractor shall maintain a 6ft (2 m) strip on each side of the perimeter fence (4m/ 12ft total) as Semi-Improved Grounds. The fence line is identified in Appendix B. Fence line access is subject to land owner approval at RAF Fairford, RAF Welford and RAF Alconbury.

1.2.4 MUNITIONS STORAGE AREAS AT RAF FAIRFORD, RAF LAKENHEATH, AND RAF

WELFORD

Munitions Storage Areas. Prior to entry to any these areas all operatives will be cleared for access and their details recorded on the current Security Police Entry Authorization list (EAL).

Permit to work will also be required prior to undertaking any works within these areas.

Grass Cutting - Shall be generally as per Semi Improved Grounds but grass shall be kept to a maximum length of 50mm (2 inches) within 6 meters (20 ft.) of each bunker. The Contractor shall maintain grass to a maximum of 50mm (2 inches) and this requirement includes the igloos and bunkers. In addition all clippings need to be removed to maintain compliance with JSP 482 MOD Explosive Safety

Munitions Faci l i ty Depth Testing - this takes place once a year at RAF Lakenheath, RAF Fairford and RAF Welford. All Berms/ earth covered facilities to be tested at 2- 3 meter (6.5 to 10 ft.) spaces in rows, the next row to be staggered to ensure overall depth check is accurate.

Depths to be plotted and marked up for each Munitions facility and emailed to COR on completion.

RAF Lakenheath Testing methods used: A 620 mm ( 2 4 i n c h e s ) drill piece is marked and depth taken, Provide report on recordings and plan which indicates where test has taken place.

RAF Fairford & RAF Welford the Contractor shall ascertain levels without penetration of the soil but will use laser level equipment or non-penetrative method. Penetration method are prohibited due to water proofing membranes fitted on refurbishment.

1.2.5 AIRFIELD SWEEPING

RAF Fairford require a bespoke high speed airfield designated vacuum sweeper to perform daily airfield sweeping service. This service may also be required outside of normal duty hours.

1.3 MAINTAIN BIRD AREA STRIKE HAZARD (BASH)

BASH are identified in Appendix A and B.

1.3.1 MOW

Where not constrained by obligations under the Wildlife and Countryside Act and NERC Act Section 41. Grass, weeds and vegetation shall be maintained between 7 to 14 inches (175 to 355 mm). The grass shall not be shorter than 7 inches (175 mm) in height to prevent dust and debris on the airfield and never be more than 14 inches (355 mm) in height to prevent bird habitation.

The contractor shall begin mowing operations at the active Airfield surfaces and move to the outermost area. This causes insects and animals to move toward the inside of the field and away from the runway. The contractor shall be responsible for insuring that all foreign objects and debris produced by grounds maintenance is cleared off all taxiways, and aircraft parking aprons before leaving the work area.

1.3.1.1 Weed control will be carried out to control broad leaved weeds in turf within the BASH areas. 95% of all common lawn weeds shall be killed within 28 days of the date when the first treatment was carried out, and maintained throughout the growing season to include ensuring the grass areas are 95% weed free at the end of the growing season. Work in this area will only be carried out when instructed by the COR using the priced line item for the locations with airfields. No selective herbicide or pesticide is to be applied to SSSI, Special Flora Areas.

1.3.1.2 When ordered, the contractor shall carry out total weed killing to control weeds and grass in hard standing on, and adjacent to, the flightline. Killing off 95% of all vegetation within 28 days of the date when the first treatment was carried out.

1.3.1.3 RAF Mildenhall and RAF Fairford BASH Areas

For the first cut of each season for the contractor is to bottom out and clear arisings. Grass cutting in the BASH areas shall not commence no earlier than the 15th of March. Airfield cutting plan shall be approved by the COR before mowing starts. Grass shall be cut as low as possible while keeping scalping to a minimum. All arisings shall be collected within 10 minutes of being cut. All arisings and/or bails produced must be removed from all areas of the airfield at the end of each working day. When cutting the infields areas the contractor shall start at the runway edge and work outwards at all times. The contractor shall make allowances for any delays encountered during times of grass cutting inactivity when called away from the runway edge.

1.3.1.4 Topping. Remove all seed heads and flowering tops from grass and weeds. Grass shall be maintained at a minimum height of 175mm (7 inches), and a maximum height of 355mm (14 inches). Arisings are to remain on the ground. Topping shall not continue into October unless otherwise instructed by COR.

1.3.1.5 General Areas. Where any bank, berm ditch, dry pond or reservoir is present within the Bird strike area they shall be treated as specified for BASH grass. Care shall be taken to avoid damage to any French drains adjacent to the margins. Any FOD caused by grounds maintenance shall be removed immediately

1.3.1.6 Margins. A 2m (79 inches) wide strip around all of the Bird strike grass where it abuts the perimeter Road shall be cut as specified for improved grass. A 2m (79 inches) margin shall also be cut around all buildings that are located in the Bird strike area as specified for improved grass.

1.3.2 AIRFIELD LIGHT FIXTURES

The contractor shall maintain a 10ft (3 m ) wide path between 4 and 6 inches (100 and 150 mm ) in height around the perimeter of the airfield pavement to include trimming around runway and taxiway lights and other fixed obstacles and temporary obstacles/objects in accordance with improved grounds standards. This service also includes the requirement grass, vegetation and weeds shall not extend over the edge of concrete, pads, taxiways, runways, and paved or asphalt areas.

1.3.3 HERBICIDE AND INSECTICIDE – SEE PARAGRAPH 4.4

1.3.4 AIRFIELD COORDINATION

The contractor shall coordinate all activities on the airfield by contacting Airfield Management.

Work will be accomplished only after Airfield Management has approved scheduled times.

1.3.5 FLIGHT-LINE DRIVERS

Training must be completed prior to operating vehicles or mowers on the flight line. All employees working on airfield grounds shall be required to have an AF Form 483, Certificate of Competency (flight-line driver’s license) with them at all times. Vehicles must have a valid POV pass issued by Airfield Management prior to operating on the flight line. No equipment will be left unattended while working in these areas. The contractor shall be responsible for insuring that all foreign objects and debris produced by grounds maintenance is cleared off of all taxiways, runways, and aircraft parking aprons before leaving the work area.

1.3.6 AIRFIELD TOWER COMMUNICATIONS

The contractor shall be radio-equipped to maintain constant two-way radio contact with the control tower and Airfield Management when operating near runways, overruns, and taxiways.

The contractor shall maintain contact with the control tower when operating on or within 150 feet (45m) of the runway. The contractor shall sign out radio equipment on a loan card/ hand receipt from Airfield Management offices or CE operations. The contractor shall respond immediately to the directions of the Air Traffic Control tower personnel.

1.4 MAINTAIN UN-IMPROVED GROUNDS

Un-improved grounds are identified in Appendix A and B. The contractor shall maintain grass and vegetation in un-improved grounds to prevent woody encroachment. The contractor shall mow un-improved grounds once per year to a height not to exceed 14 inches (355 mm).

1.4.1 Once grass cutting has commenced on an area, it shall be completed before moving to another area.

1.4.2 Care shall be taken to avoid damaging manmade fixtures such as cables, wires, antennas, etc. The areas around the manmade fixtures may require cutting with hand tools, to ensure no damage is caused.

1.4.3 Oil traps, balance ponds and reservoirs. All such areas except those marked as conservation areas are to be cut to the same standard as the adjacent grass area.

1.4.4 The contractor shall cut banks in unimproved areas to ensure that the grass height for the relevant areas is not exceeded.

1.5 MAINTAIN VEGETATIVE BEDS, INERT BEDS, ROCK BEDS AND RELATED AREAS

The contractor shall maintain vegetative beds, inert beds, rock beds, and related areas as identified in Appendix A and B to present a neat and professional appearance. Maintenance activities may include but are not limited to fertilizing, watering, weeding, and mulching, and repairing or replacing of damaged plants and shrubs. When replacing plants, shrubs, and performing repairs, conform to good Xeriscaping practices for the area.

1.6 MAINTAIN SURFACE DRAINAGE DITCHES

The contractor shall maintain surface drainage ditches to be free of shrubs, trees, silt and trash to prevent erosion and ensure continuous flow of water. Drainage ditches to be maintained are identified in Appendix B. The contractor shall follow each RAF installation’s environmental guidance and limitations on use activities adjacent to or connected to areas of environmental concern. Each RAF installation shall provide guidelines to the contractor for performing maintenance in areas that can affect species of concern or to protect habitats that may be adversely affected by maintenance activities for surface drainage ditches.

1.6.1 Ditch runs in grass areas shall be maintained to the same height as the grass adjacent to the ditch. All arisings falling into the ditch shall be raked, collected, and removed. The inlet, outlet pipes and grills in any ditches shall be free from any blockages or accumulation of debris/arisings that would hinder the free flow/passage of water at all times. This operation shall include the removal of all litter.

1.6.2 Grass immediately either side of French drains shall be cut on each time the adjacent grass areas are cut and the drains must be kept free of weeds at all times. The use of chemicals for his operation is prohibited. French drain areas shall be free of weed or plant growth.

1.6.3 RAF Lakenheath has two main run ditches, one on the North side of Airfield and one on the South/West. Cut all grass and other vegetation on sides and top of ditches up to the Main Drainage. Ensure that all grills over culverts along the entire length of the ditch are kept debris free at all times to ensure the free flow of water at all times.

1.6.4 RAF Mildenhall West Row drainage carries storm water from a section of the south side of the airfield is channeled into what is referred to as the NATO drain and thereon into what is referred to as the West Row drainage ditch. This ditch is connected to the River Lark several hundred meters away. It will be the contractor's responsibility to ensure that all grills over culverts along the entire length of the ditch are kept free at all times to ensure the free flow of water at all times.

1.7 PERFORM SNOW/ICE REMOVAL

The contractor shall clear snow and ice from all paved areas, sidewalks, steps, stairs, landings, and entrance ramps for the Installations identified in Appendix B during the period of 1 November to 30 April each year. The contractor shall ensure a pathway of 3 feet (1 m) wide is free of snow accumulation, piles, or drifts by removing all snow and ice from sidewalks, steps, landings, and entrance ramps. The contractor shall remove snow, including drift or piles, from all remaining paved surfaces such as thoroughfares, parking lots, and airfields as shown on the map in Appendix B IAW Installation Snow and Ice Control Plan (S&ICP). The Snow in Priority 1(Appendix B) areas shall be removed first when accumulation exceeds 1 inch (2.5 cm) or within one hour after snowfall stops. For areas identified as Priority 2, the Contractor shall remove snow when the accumulation reaches 13 inches (7.5 cm) or within two hours after the snowfall stops. Areas identified as Priority 3 shall be removed after priority 2 areas have been cleared.

This may require multiple snow/ice removals each day. When snowfall is heavy or accumulations become excessive, the contractor shall place excess snow in approved snow dump locations as identified in Appendix B.

Special equipment, depending on the severity of the snow/ice event may be needed, including a front-end grader with non-ferrous edge for snow/ice removal, self- propelled snow broom and air blast sweeper, airfield trailer mounted liquid deicer sprayer, and airfield snow plows. This will be determined by the contractor, however this shall be approved by the Snow Control Officer and IAW the S&IC Plan. The Contractor employees will be certified and or licensed for all equipment in operation. Rock salt shall be evenly distributed. Rock salt will be supplied by the contractor to all Installations in this PWS. Rock salt shall not be used on airfields. The contractor will be responsible for monitoring the stocks of material.

For the requirements identified in paragraphs 1.7 and 1.7.1, the contractor shall submit a Snow and Ice call-out plan to the Contracting Officer within 10 business days after the pre-proposal conference.

1.7.1 BASIC SERVICES

1.7.2 ICE CONTROL

The Contractor shall provide ice control by pre-treating sidewalks, paved areas, thoroughfares and parking lots to provide secure footing or safe driving conditions by ice control operations or by sanding with sand meeting material gradations IAW ASTM, Standard Specification for Woven Wire Test Sieve Cloth and Test Sieves. Pre-treating with an Air Force approved liquid anti-icing product shall begin when temperatures are forecast to reach and/or drop below 32oF (0o) for a continuous 24-hour period. Application rate for liquid anti-icing product shall not exceed .5 gallons per 1000 ft2. Contractor shall provide “continuous monitoring” of base thoroughfares to ensure pavement conditions remain as clear as possible. This may require multiple treatments each day. Surface friction can be improved by the application of sand when unusual conditions prevent prompt and complete removal of slush, ice, or snow.

1.7.2.1 Prior to 1 November each year, the contractor and the COR shall conduct a joint inspection and drive-around each Installation to note the existing conditions, allowing the contractor the opportunity to identify areas that they feel are already damaged so as not to be held liable for those once the snow and ice treatments and or clearance commences.

1.7.2.2 The Contractor will be required to supply HGV certified and or licensed operators with RAF Fairford airfield driving certifications for this equipment and will be required to provide 24/7 operational standby for flight line snow/ ice clearance. The contractor will be required to perform operator checks prior to use of the equipment. Fuel and equipment service consumable items required to operate the government furnished equipment (GFE) will be available from the government. When notified by the COR, the Contractor shall perform flight line clearance within 48 hours. All other roads to be cleared using Contractor owned equipment in accordance with this PWS. Materials for treatment of roads, sidewalks and car parks will be supplied by the contractor.

1.7.3 SAND BARRELS - RESERVED

1.8 SPECIAL REQUIREMENTS

All work under this section shall be executed via a work order by the CO or COR. The contractor shall be responsible for removing all debris generated from all trees related operations. All non-emergency work shall be completed within five (5) business days from the instruction date unless noted otherwise within subsections.

1.8.1 TREES

The contractor shall identify trees that pose public safety hazards or threats to structures/buildings. These hazards include minimum safety clearances, which are: 14 ft. (4 m ) over streets, 12 ft. (3.5 m ) over driveways, 8 ft. (2.5 m ) over walk areas, 4 ft. 1 (.5 m ) over buildings, and 1 foot (30 cm ) from buildings. Topping and de-horning are not permitted.

Trimming or pruning of trees that touch or hang over energized utility poles or power lines is the responsibility of the contractor. Minimum clearance from primary lines (over 600 volts) shall be 8 ft. (2.5 m). Minimum clearance from secondary lines (under 600 volts, i.e. electric service drops, telephone, and cable TV) shall be 4 ft. (1.5 m). The Contractor shall be responsible for the removing of all debris generated from the trimming or pruning operations. The Contractor shall inspect all trees and complete an arboriculture survey, this is to be undertaken within the first year of contract award, in accordance with BS3998. All arboricultural works to comply with any base specific requirements identified in the installation’s Integrated Natural Resources Management Plan INRMP.

1.8.1.1 TREE CARE

The contractor shall brace, cable, guy (to keep tree vertical), and deep water all damaged trees after identification. The contractor shall remove all guy wires, cables, straps, and stakes when the trees remain vertical (normally, after one growing season). The contractor shall adjust wires, cables, and straps as required, to prevent girdling.

1.8.1.2 TREE STANDARDS

The contractor shall perform all tree work in accordance with contract specifications and the following tree care standards, latest addition, unless otherwise directed by the CO.

• BS3998 – Forestry and Arboriculture Training and Safety Council Safety Guidelines

• ANSI A300 - Standard Practices for Tree Care Operations including referenced

Combined Federal Regulations (Utility Pruning and Emergency Service Restoration)

• ANSI A300 (Part 1) – Tree Pruning

• ANSI A300 (Part 3) – Tree Support Systems (Cabling, Bracing, and Guying)

• ANSI Z60.1 – American Standards for Nursery Stock

• ANSI Z133.1 – Safety Requirements for Tree Care Operations

• BS3998 – Forestry and Arboriculture Training and Safety Council Safety Guidelines

• BS 5837:2005 Trees in relation to construction

• NJUG guidelines for the planning, installation and maintenance of utility services in proximity to trees.

1.8.1.3 EMERGENCY SPOT PRUNING/TRIMMING

The contractor shall complete an emergency spot pruning/trimming within one (1) business day from the work order date. Emergency spot pruning/trimming includes removal of dead and/or broken limbs or removal of limbs for required clearances.

1.8.1.4 TREE AND STUMP REMOVAL

The contractor shall perform stump and perimeter roots removal by completely removing, by cutting and grinding all growth to a minimum of 203 mm (8 inches) below grade. Stumps shall be ground within one (1) business day of the work request. Stump-grinding debris shall be removed the same day grinding is performed. The Contractor shall backfill with topsoil, and lay sod to match the existing ground grade and the type of grass. The Contractor shall maintain the patch area IWA with manufacturer’s recommendation until the grass has become established.

Trees identified for removal shall be considered within the following categories, Large, Medium, Small and Sapling, as based on their diameter. The diameter of the tree shall be determined by measuring 4.5 feet (1.37 m) above the ground. Trees with multiple trunks shall be measured as follows: All trunk diameters shall be measured. The largest trunk diameter shall be recorded.

Each remaining trunk diameter shall be halved. All values will then be added together to obtain the final tree diameter.

• Large Trees: Diameter 36 inches (.914 m) and above, remove within 10 business days from the work order date.

• Medium Trees: Diameter 24 inches (.609 m) to less than 36 inches (.914 m) remove within 10 business days from the work request date.

• Small Trees: Diameter 3 inches (.076 m) to less than 24 inches (.609 m), remove within 5 work days from the work request date.

• Saplings: Diameter 3 inches (.076 m) and smaller, remove within 2 business days from the work request date.

1.8.1.5 EMERGENCY TREE AND STUMP REMOVAL.

The following timeframe shall be apply for emergency tree and stump removal by the contractor:

• Large Trees: Remove within 2 business days from the work order date

• Medium Trees: Remove within 2 business days from the work order date

• Small Trees: Remove within 1 business day from the work order date

1.8.1.6 Crown lifting. The Contractor shall remove all branches off trees to achieve ground clearance of 2.4 m (8 ft.).

1.8.1.7 Epicormics growth. The Contractor shall remove all suckering and or epicormics growth, of any size, from the trunk or base of all trees using loppers or secateurs. All cuts are to be as close as possible to the trunk or base of the tree. Suckers or epicormics growth shall not be removed beyond the point where the main crown and or branches start.

1.8.2 EMERGENCY AND SPECIAL EVENTS SERVICES

Upon notification of an emergency, the contract manager shall respond within 1 hour to meet with the CO and government evaluator and initiate emergency services. Upon receiving direction by the COR the contractor personnel shall begin emergency work within two hours. Oral work orders for emergency services to minimize damages or mitigate hazardous conditions will be confirmed with written work orders.

1.8.3 XERISCAPING AND URBAN FOREST SERVICES – RESERVED

1.8.4 SPECIAL CUTS.

The contractor shall upon notification by the CO through the issuance of a work request, perform special cuts. Provide unit pricing for Special Cuts as shown in Appendix X

1.8.4.1 Feltwell 10 meter Firing Range. Ensure the sand filled bullet catcher at the range is within accepted levels. It is recommended that sand conforming to BS EN 12620:2002 description "0/4Concrete Sand" Grading should conform to BSI PD 6682-1 Table D1 "0/4Concrete Sand CP" with angular shape for slope stability and sound physical properties to resist natural breakdown. Provide labor and plant to reposition all existing sand that may have slumped or drifted out of the bullet catcher and re-grade the entire area within the catcher to an angle of not less than 30 degrees in accordance with JSP403 and to the level clearly painted on the wing walls.

1.8.5 PLANTING TREES, SHRUBS, AND VEGETATIVE BEDS.

The contractor shall upon notification by the COR through the issuance of a work request, perform planting of trees, shrubs, and vegetative beds to include but not limited to: removal and disposal of trees, shrubs, or vegetative beds being replaced; and performance of maintenance after planting to include watering, pruning, and insect and disease prevention to promote survivability. The planting of Leyland cypress (Cupressus leylandii), either as a tree or shrub is prohibited. Provide unit pricing for planting trees, shrubs, and vegetative beds as shown in Appendix A.

1.8.6 LITTER BINS/ DOG WASTE BINS

The Contractor shall empty designated litter bins. Installations litter bin locations are identified in Appendix B.

1.8.6.1 The Contractor shall ensure the litter/ dog waste bins do not exceed 80% full at any time, with minimum emptying of once weekly. The contractor shall remove any spilled litter from all bin areas. The Contractor shall supply replacement plastic bin liners, (which shall fit the bin) and any equipment required to perform the work. In the event bins have exceeded the 80% capacity and/or bin liners have not been replaced, the contractor will empty all affected bins within 2 hours of notification. Waste collected will be disposed of in the installations designated waste bins.

1.8.7 ROAD SWEEPING

Installations requiring road sweeping are identified in Appendix A: The frequency for the tasks are given in the following table:

ITEM FREQUENCY

Roads, Car Parks & Hard Stands Sweeping 6 Annually Paths, Pavements & Play Areas Sweeping 6 Annually

1.8.7.1 The contractor shall provide a road, path and pavement sweeping schedule to the COR within 14 days of contract award.

1.8.7.2 Parked cars shall be worked around.

1.8.8 Additional specific requirement by Installation:

1.8.8.1 POL AREAS AT RAF FAIRFORD, RAF LAKENHEATH, AND RAF MILDENHALL

POL Areas. Prior to the commencement of any works within a POL Area, a permit to work shall be obtained from the COR's Authorized Person (AP).

Arrangements for permits and access shall be…