Attachment 1 - PWS Grounds Maintenance Services - Draft.pdf

GROUNDS MAINTENANCE

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

STATEMENT (PWS)

DATE 04 April 2024

Prepared by

RAF LAKENHEATH

1 DESCRIPTION OF SERVICES 5

1.1 MAINTAIN improved grounds 5

1.1.1 mow 6

1.1.2 Edge 6

1.1.3 Trim 6

1.1.4 Weed Control 6

1.1.6 Irrigation 9

1.1.7 Remove debris/police grounds 10

1.1.8 Leaf removals 10

1.1.9 Improved Grounds Conditioning 10

1.1.10 Pest control 11

1.1.11 Improved Grounds Repair 12

1.1.12 Prune Shrub, Hedges and other Plants 12

1.1.13 Cemeteries – reserved 12

1.1.14 Artificial Turf - reserved 12

1.1.17 PERIMETER FENCE LINE 13

1.2 Maintain semi-improved Grounds 13

1.2.1 Mow 13

1.2.2 Trim 14

1.2.3 Perimeter Fence Line 14

1.2.4 Prune Shrub, Hedges and other Plants 14

1.2.5 PEST CONTROL 14

1.2.7 MUNITIONS STORAGE AREAS AT RAF FAIRFORD, RAF LAKENHEATH, AND RAF WELFORD AND RAF MILDENHALL 14

1.3 Maintain Bird Area Strike Hazard (BASH) 15

1.3.1 Mow 15

1.3.1.3 RAF MILDENHALL, RAF FAIRFORD AND RAF LAKENHEATH BASH AREAS

1.3.2 Perimeter Fence Line 16

1.3.3 PEST CONTROL 16

1.3.4 Airfield Light Fixtures 16

1.3.5 Herbicides and Insecticides RAF MILDENHALL AND RAF FAIRFORD 16

1.3.6 Airfield Coordination 16

1.3.7 Flight-Line Drivers 16

1.3.8 Airfield Tower Communications 17

1.4 MAINTAIN UN-IMPROVED GROUNDS 17

1.5 Maintain vegetative beds, inert beds, rock beds and related areas 17

1.6 Maintain surface drainage ditches 18

1.7 Perform snow/ice removal 18

1.7.5 Sand barrels – RESERVED 20

1.8 Special requirements 20

1.8.1 Trees 21

1.8.2 Emergency and special events services 23

1.8.3 Xeriscaping and Urban Forest Services. – RESERVED 23

1.8.4 Special Cuts 23

1.8.5 Planting trees, shrubs, and vegetative beds. 23

2 SERVICE SUMMARY 24

2.1 QUALITY CONTROL 25

2.2 QUALITY ASSURANCE. 26

3 GOVERNMENT FURNISHED PROPERTY AND SERVICES 26

3.2 FACILITIES 26

3.3 UTILITIES 28

3.4 MATERIALS – Reserved 28

3.5 SECURITY, FIRE, AND MEDICAL SERVICES 28

3.6 SOLID WASTE COLLECTION AND DISPOSAL 28

4 GENERAL INFORMATION MISSIO29

4.1 MISSION 29

4.3 MEETINGS 29

4.4 DAMAGES TO GOVERNMENT BUILDINGS, EQUIPMENT, OR VEGETATION 30

4.5.1 Hazardous Materials 30

4.5.2 Spill controls 30

4.5.3 HERBICIDES 31

4.5.4 Hazardous Materials Inventory 31

4.5.5 Hazardous Materials Management 31

4.5.6 Final Report 31

4.6 PERMITS, LICENSES AND CERTIFICATIONS 32

4.7 HOURS OF OPERATION 32

4.9 Base Closures 33

4.10 SECURITY REQUIREMENTS 33

4.11 PERFORMANCE OF SERVICE DURING CRISIS OR HEIGHTENED SECURITY 35

4.12 SPECIAL QUALIFICATIONS 36

4.13 INTERFACES 37

4.14 CONTRACTING OFFICER AND CONTRACTING OFFICER REPRESENTATIVE (QUALITY ASSURANCE PERSONNEL) 37

4.15 WORK CLEARANCE REQUESTS 37

4.16 SAFETY REQUIREMENTS AND REPORTS 37

4.18 SCHEDULES 38

5 APPENDIXES 40

APPENDIX A – GROUNDS DESCRIPTION/WORKLOAD ESTIMATES 41

APPENDIX A – GROUNDS DESCRIPTION/WORKLOAD ESTIMATES 60

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 Lakenheath, RAF Feltwell, RAF Mildenhall, RAF Molesworth, RAF Alconbury, RAF Fairford, RAF Croughton, RAF

Welford, RAF Caversfield, RAF Barford St John, RAF Blenheim Crescent and RAF Brampton 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 federal, regional, state, and local laws 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 or as otherwise agreed to by the parties.

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, fire hydrants, light poles/bollards, bollards, and any other fixtures/obstacles 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.

To minimize any decrease in service and to prevent possible negative impacts on additional services, the contractor shall have personnel on board during the 30-day Mobilization period. The Mobilization Period shall consist of providing the equipment and costs associated with getting both personnel and equipment in place to begin work at the start of the contract period of performance. The contractor shall also become familiar with performance requirements in order to become fully operational and assume complete contract responsibility on the contract start date.

The Mobilization Period may include, but is not limited to, obtaining necessary clearances, hiring and training personnel, becoming familiar with work sites, meeting with Government staff members, acquiring equipment and transitioning with the outgoing contractor.

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 (50mm and 100mm) 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 the work area. Removed manmade 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, light bollards etc. The areas around the manmade fixtures may require cutting with hand tools, to ensure no damage is caused. Any damage is to be reported to the COR. A written report will be submitted to the COR within 24 hours along with any supporting documentation.

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, kerbs, and other hard surfaced areas located within the improved grounds so that grass height matches surrounding area grasses. Edging shall include reforming and removal of vegetation from expansion joints and cracks in sidewalks, driveways, kerbs, and other hard surfaces. Grass, vegetation, shrub beds and weeds shall be cut back no more than ½-inch 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. Edging shall be maintained throughout the calendar year.

1.1.3 TRIM

The contractor shall trim grass and weeds around trees, shrubs, buildings, fences, poles, fire hydrants, parking lots bumper blocks, boulders, light bollards, briffen rope and other fixed obstacles and temporary obstacles/objects on improved grounds so as not to cause damage. 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

AFMAN 32-1053, Pest Management Program, para 3.15.4 and 3.15.7 All pesticides, herbicides, and rodenticides are defined in DoD and Air Force documents. The Contractor shall comply with current 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. MAJCOM 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 Department. and Utilities Shops. All connections shall be made using a verifiable reduced pressure zoned device (RPZ) to be provided by the Contractor.

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 monthly.

1.1.4.6 Applications of pesticides/herbicides to Improved, Semi- improved, Un-improved, BASH and airfield areas (including all airside hard surfaces at RAF Lakenheath, RAF Mildenhall and RAF Fairford):

Total Weed-killing (total eradication of vegetation). For areas requiring total eradication of vegetation to include Algae, Lichens, Liverworts and Moss: 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 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 to include the Installation fence perimeter where accessible.

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

6) Paths to include any type of paving, roadways, steps, heating ducts, any running/walking tracks and tennis courts 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.

17) Any bollards, light poles, emergency telephone poles and/or approach lights to be clear of weeds for

300mm strip.

18) Approach lights off base to clear 300mm strip around fixtures. Due to farm crops/habitat/livestock manual tools may be required to remove 300mm of vegetation. COR approval is required before work commences.

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 weeds in improved grounds shall be killed from 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, Himalayan Balsam 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 Pesticides 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)

- Natural Environment and Rural Communities Act 2006 (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)

- The Protection of Badgers Act 1992 (legislation.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.

1.1.5 MUNITION STORAGE AREA - SEE PARAGRAPH 1.2.7

1.1.6 IRRIGATION

The contractor shall maintain, adjust, and repair identified irrigation systems during the growing season past the government provided connection point.

1.1.6.1 OPERATION OF IRRIGATION SYSTEMS

The contractor shall irrigate improved grounds to maintain the health of the turf ensuring no ponding of water, excessive runoff, etc. This includes improved grounds, plants, flowers, landscaped areas, and all areas requiring manual watering (see Appendix A and B). Contractor shall position hoses, etc., for manual watering and then remove/store hoses, etc., between watering to ensure neat, clean appearance of areas. The Contractor is prohibited from connecting to any hydrant within the boundaries of the installation without prior approval from CO/COR. Contractor shall practice water conservation measures whenever possible and shall position all watering systems to avoid overspray onto pavements, sidewalks, roadways, etc. Watering shall be performed as necessary to ensure efficiency. If daytime watering is necessary, Contractor shall notify the CO or COR of the reason for daytime watering, and the duration daytime watering will be in progress. Irrigation responsibilities also include setup, monitoring, adjusting, etc., of irrigation system computer, clocks/timers, controllers, pumps, etc. Contractor shall be responsible for day-to-day operation of the base-wide automated irrigation system.

1.1.6.2 WINTERIZATION OF IRRIGATION SYSTEMS

At the end of the growing season of each year, all the irrigation systems shall be winterized by closing off the primary irrigation control valve and utilizing compressed air to remove all water from the irrigation system.

Winterization shall be coordinated with COR to ensure backflow preventers are also winterized or removed.

The Contractor shall tag the irrigation system shut off valve with the following information: “system winterized,” the date, and performed by. Repairs to irrigation equipment must be accomplished prior to winterization.

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, fruit drop such as ornamental cherry, sweet horse chestnuts and seeds, dry brush, rodent habitats, dead animals, etc.), and man-made debris. Police areas to maintain a neat and professional appearance. Seasonal leaves are not part of this debris removal.

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 in all areas to maintain a neat and professional appearance. Leaf removal to include natural debris (i.e. Tree limbs, dry brush, fruit drop such as ornamental cherry, sweet horse chestnuts and seeds, rodent habitats), and man-made debris. Leaf removal of the entire installation shall be completed within 10 days upon issue of the work request by the CO or COR. Leaves must be disposed off site at a suitable facility that complies with UK law. The Contractor must provide a monthly report and transfer notes IAW with paragraph 4.2.3 below.

1.1.8.1 Historically leaf clearance season runs 1st October to 31st January, however if required this season can be adapted to suit current climate. 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. The Contractor shall provide daily status of areas cleared to the COR.

1.1.9 IMPROVED GROUNDS CONDITIONING

1.1.9.1 FERTILIZATION

The contractor shall fertilize all improved grounds once per year during the month that best suited for the grounds and type of grass. 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, following consultation with the Natural Resources Manager. This clause does not apply to SSSI.

1.1.9.2 AERATION

The contractor shall aerate improved grounds on all 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 (100mm) deep and 2-3 inches (50-76mm) apart. Plugs will be left on the improved ground to disintegrate.

1.1.10 PEST CONTROL

The following types of pests are common on this installation moles and rabbits (Hares for RAF Fairford and

Welford) and will be departed as identified. Other invasive species but not limited to Irmine moth, Browntail moth, and Chaffer grubs will be addressed by the contractor in a timely manner, when identified and instructed by the COR. The contractor shall notify the COR as soon as practicable. Their abatement should be addressed the Installation Integrated Pest Management Plan. A copy of the IPMP for each installation will be provided to the contractor by the COR, at the start of the contract and following any reviews and updates.

All processes within this should be adhered to. The Contractor shall use only approved pesticides as stated in host nation laws, DoD Instruction 4150.07, DoD Pest Management Program, Encl 4 para 4.2.2 and AFMAN

32-1053, Pest Management Program, para 3.15.4and 3.15.7All pesticides, herbicides, and rodenticides are defined in DoD and Air Force documents. The Contractor shall comply with host nation laws and current federal, state, 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 state certification for the pest control services being performed. Civil Engineering Environmental Flight at each location must approve all herbicides prior to use. All products used must be on the installation-approved inventory list and applied by certified personnel. Application and material used must be in strict compliance with country-specific final governing standards. The Installation pest management coordinator, Environmental section and

MAJCOM pest management consultant must approve the use of all pesticides used.

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 prior to the works taking place. 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 strictly to the policy to be detailed and issued by each Installation 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, firearm licenses at the award of contract and annually thereafter when shooting is utilized as a pest control method.

The contractor must provide a detailed risk assessment and method statement prior to the date of the shoot.

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. This clause does not apply to SSSI.

1.1.11 IMPROVED GROUNDS/GRASS REPAIR

The contractor shall renovate improved grounds as identified by the CO or COR. This work will be issued via request by the COR. Renovate deteriorated improved grounds area to match surrounding areas. Improved grounds areas damaged via operation of contractor’s equipment shall be repaired by the contractor at no cost to the government.

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 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, kerb easements, etc. shall be pruned/trimmed to keep from obstructing view of oncoming traffic at all times. 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 from November. Hedges are not to be trimmed when occupied nests are present. The contractor will strive to maintain hedges outside the bird nesting season. Memorial hedges will be pruned as instructed by the COR to coincide with special events.

1.1.13 CEMETERIES – RESERVED

1.1.14 ARTIFICIAL TURF - RESERVED

1.1.15 LITTER BINS/ DOG WASTE BINS – All Installations except RAF Welford

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

1.1.15.1 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.

1.1.16 PERIMETER FENCE LINE

The contractor shall maintain a 6ft (2m) strip on each side of the perimeter fence (4m/12ft total) as Improved

Grounds where applicable. The fence line is identified in Appendix A and B. Fence line access is subject to landowner approval at all Installations, which should be coordinated through the COR and DIO. All high profile/visibility areas shall be kept free of weeds and leaves at all times.

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.

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, light bollards, biffen rope etc. The areas around the manmade fixtures may require cutting with hand tools, to ensure no damage is caused. Any damage is to be reported to the COR. A written report will be submitted to the COR within 24 hours along with any supporting documentation.

1.2.1.3 Oil traps, balance pond, and reservoirs. All such areas are to be cut to the same standard.

1.2.1.4 Remove and dispose of natural debris, (tree limbs, fruit drop such as ornamental cherry/sweet or horse chestnuts and seeds, 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 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 vegetation from first treatment and continuously maintain throughout the year.

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

1.2.1.8 Leaf Clearance. As specified in Para 1.1.8.

1.2.2 TRIM

The contractor shall trim grass and weeds around trees, shrubs, buildings, fences, poles, fire hydrants, parking lots bumper blocks, boulders, light bollards, briffen rope 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 where applicable. The fence line is identified in Appendix A and B. Fence line access is subject to landowner approval at all Installations, which should be coordinated through the COR and DIO.

1.2.4 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 away from buildings, fences, kerbs, 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 at all times. Areas beneath shrubs and hedges shall be kept free (clean) of all grass, weeds, vegetation, and debris.

1.2.5 PEST CONTROL

As per 1.1.10 above.

1.2.6 MUNITIONS STORAGE AREAS AT RAF FAIRFORD, RAF LAKENHEATH, RAF WELFORD

AND RAF MILDENHALL

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 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 Facility Depth Testing - this takes place once a year at RAF Lakenheath, RAF Mildenhall 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 (24 inches) drill piece is marked and depth taken, provide report on recordings and plan which indicates where test has taken place.

RAF Welford the Contractor shall ascertain levels without penetration of the soil but will use laser level equipment or non-penetrative method. Penetration methods are prohibited due to water proofing membranes fitted on refurbishment. At RAF Lakenheath The Contractor shall ensure all earthing points at each earth covered facility in RAF Lakenheath areas 1, 2, and 5 are free and clear of all grass and debris, allowing two inches of clearance between each point and any surrounding vegetation.

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 (175mm) in height to prevent dust and debris on the airfield and never be more than

14 inches (355mm) 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 ensuring 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 weeds in improved grounds 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. No selective herbicide or pesticide is to be applied to SSSI, Special Flora Areas.

1.3.1.2 The contractor shall carry out total weed killing to control weeds and grass on airside hard standing areas (to include taxiways, aprons, runways) on RAF Lakenheath, RAF Mildenhall and RAF Fairford flightlines. Killing off 95% of all vegetation from first treatment and continuously maintain throughout the year.

1.3.1.3 RAF MILDENHALL, RAF FAIRFORD AND RAF LAKENHEATH BASH AREAS

For the first cut of each season 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. Prioritize removal of bails from wing tip clearance areas on completion. All bails to be removed from the Installation prior to 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 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.

1.3.1.5 Margins. A 2m (79 inches) wide strip around all of the BASH grass where it abuts the Airfield hard surfaces shall be cut as improved grass specification. 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.

1.3.1.6 Remove Debris/ Police Ground in accordance with 1.1.7

1.3.1.7 Grass cutting is to cease if any ground nesting bird nests eggs or chicks are present or a Schedule 1 bird such as Stone curlew is present. Report presence of nesting Schedule 1 birds such as Stone Curlew, to

CEIE if seen by contractor and CEIE has not already advised the contractor of their presence through the

COR.

1.3.2 PERIMETER FENCE LINE

1.3.2.1 The contractor shall maintain a 6ft (2 m) strip on each side of the perimeter fence (4m/ 12ft total) as

Semi-Improved Grounds where applicable. The fence line is identified in Appendix A and B. Fence line access is subject to landowner approval at all Installations, which should be coordinated through the COR and DIO. All high profile/visibility areas shall be kept free of weeds and leaves at all times.

1.3.3 PEST CONTROL

As per 1.1.10 above.

1.3.4 AIRFIELD LIGHT FIXTURES

The contractor shall maintain a 10ft (3m) wide path between 2” and 4” (50mm and 100mm) in height around the perimeter of the airfield pavement to include trimming around runway and taxiway lights and other fixed obstacles, temporary obstacles/objects to include Runway Approach Lights which may be located on privately owned land off the Installation. The COR will seek permission from any Landowner for access to those areas located off the installation prior to works commencing. This service requirement includes that grass, vegetation and weeds shall not extend over the edge of concrete, pads, taxiways, runways, paved or asphalt areas.

1.3.5 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.

1.3.6 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 ensuring 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.

1.3.7 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. The contractor shall respond immediately to the directions of the Air Traffic Control tower personnel.

1.3.8 To be on RAFM and RAFF PWS Supplements only.

1.3.8 HERBICIDES AND INSECTICIDES RAF MILDENHALL AND RAF FAIRFORD

The Contractor shall minimize seeds and flowers that attract insects/birds. The CO/COR to review and approval the timing and frequency of herbicide/insecticide products. The Contractor shall use only approved products as stated in DoD Instruction 4150.07, DoD Pest Management Program, Encl 4 para 4.2.2 and

AFMAN 32-1053, Pest Management Program, para 3.15.4 and 3.15.7 All pesticides, herbicides, and rodenticides are defined in DoD and Air Force documents. The Contractor shall comply with current federal, state, 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 state certification for the pest control services being performed. Civil Engineer Asset Management Flight must approve all herbicides/insecticides prior to use.

1.4 MAINTAIN UN-IMPROVED GROUNDS

Un-improved grounds are identified in Appendix A and B. The contractor shall mow grass and vegetation in un-improved grounds to prevent woody encroachment. The contractor shall mow un-improved grounds to a height not to exceed 14 inches, time to be specified by the COR.

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, light bollards etc. The areas around the manmade fixtures may require cutting with hand tools, to ensure no damage is caused.

1.4.3 Banks, Oil traps, balance ponds and reservoirs are to be cut to the same standard as the adjacent grass area.

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

The contractor shall maintain Installation flowerbeds/shrub beds at main entrance and Installation

Headquarters, vegetative beds, inert beds, rock beds, memorial areas 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, 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 include tops sides and bottom of ditch to be free of shrubs, reeds, trees, saplings, silt and trash to prevent erosion and ensure continuous flow of water. Drainage ditches to be maintained are identified in Appendix B.

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.

1.7 PERFORM SNOW/ICE REMOVAL

1.7.1 BASIC SERVICES

1.7.1.1 The Contractor shall provide all necessary, plant, labor, and materials to carry out all snow & ice control operations on each Installation identified in Appendix B during the period of 1 November to 31 March each year. These operations may include pre-treatment, re-active treatment, and clearance activities. Areas to be serviced includes but not limited to roads, car parks, sidewalks, steps, stairs, landings, and entrance ramps for the Installations identified in Appendix B. Occupied facilities may have adjacent paved areas, within a limited radius of the facility, treated and/or cleared by the facility user. The Contractor shall follow the respective Installations Snow & Ice Control Plan (S&IC) and environmental guidance near areas of environmental concern.

1.7.1.1.1 Airfield S&IC requires specialist equipment and chemical S&IC to maintain airfield operability, clauses 1.7.4 and their sub-clauses explain requirements.

1.7.1.2 The Contractor shall make sufficient arrangements to ensure that work can be executed simultaneously at all Installations as weather events dictate. The arrangements will ensure that the service can be executed on a 24 hour a day, 7 days a week basis for/ during the period 1 November to 31 March each year.

1.7.1.3 The Contractor shall provide a system to identify icing/frost and snow events over a rolling 24-hour period including forecasting weekends and public holidays. This Contractor information will be provided to the COR by 10:00 A.M. every day, and if required, shall provide any sudden changes in weather during the duty hours.

1.7.1.4 The COR will initiate all snow and ice clearance/treatment activities during duty hours, and via callouts outside of duty hours. The Contractor shall have a formal call-out process so that the COR can contact the Contractor at any time to direct the commencement of snow and /or ice control measures. The contractor shall submit a Snow and Ice call-out plan to the Contracting Officer within 10 business days after the pre-performance conference.

1.7.1.4.1 The Contractor is to provide the COR at the start of each S&IC season with the initial call-out contact schedule 5 days prior to the 1st of Nov. Thereafter the Contractor shall provide the COR with an updated call out contact schedule as and when Contractor initiates any change.

1.7.1.4.2 The Contractor shall respond within 30 minutes to snow and ice clearance/treatment activities initiated by the COR and ensure Priority 1 routes (IAW Appendix B) immediately are treated and/or clearance initiated during normal duty hours. Resources shall be escalated as the weather event dictates to ensure

Priority 1 routes are treated /cleared IAW specified time frames. Priority 2 routes will be treated/cleared immediately following the completion of Priority 1 routes. The Contractor may work on Priority 2 areas in parallel to priority 1 areas if sufficient resources are available or is directed by the COR. Priority 3 routes will be treated as soon as practicable. Weather events may require multiple snow/ice control/removal each day.

1.7.1.4.3 The Contractor shall record all response to S&IC events, including numbers of personnel, equipment usage, and quantities of chemicals and/or products used at each Installation. This record shall be submitted to the COR by 10.00 A.M. the next working day.

1.7.1.5 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. The Contractor shall be responsible for correcting any damage attributed to them by the COR.

1.7.1.6 The Contractor shall ensure a minimum pathway of 3 feet (1 m) wide is made ice free, and or free of snow accumulation, piles, or drifts by removing all snow and ice from sidewalks, steps, landings, and entrance ramps. Please see S&I maps in Appendix B.

1.7.1.7 Rock Salt for non-airfield areas will be supplied by the Contractor to all Installations. The Contractor will be responsible for monitoring the stocks of material and reporting these to the COR. When the mutually agreed minimum stock levels are reached it shall be immediately re-stocked by the Contractor and must be reported to the COR. Existing rock salt stocks shall be quantified and mutually agreed. The Contractor can then utilize these stocks and at Contract closure, these stocks will be returned at a minimum, to the starting point quantities/stock levels. Rock salt shall be evenly distributed, and the application shall avoid premature loss by rain events preceding drops to freezing temperatures. This will be determined by the COR. Application of rock salt to unplowed snow-covered areas will only be by approval of the Snow Control Officer. Rock salt shall NOT be applied to airfield surfaces, operational airfield facilities/ vehicle pavements or within 75m of entries to airfield pavements.

1.7.1.8 The Contractor employees will be certified and or licensed for all equipment and vehicles in operation.

1.7.2 SNOW CLEARANCE / CALL-OUTS AT ALL INSTALLATIONS

1.7.2.1 The Contractor shall have adequate levels of appropriate equipment and manpower resources to allow each Priority areas to be adequately cleared. When applicable, snow clearance of airfield and non-airfield areas shall take place at the same time with dedicated teams.

1.7.2.1.1 Snow clearance performance is weather condition dependent and response scalable to the level of resources being applied. Non-airfield Priority 1 shall be cleared within 2 hours of the call-out, unless mutually agreed by the COR.