attch. 6 - Servicing Guidelines.pdf

ATTACHMENT 6: CATM RANGE SERVICING GUIDELINES

CATM RANGE SERVICING GUIDELINES

TABLE OF CONTENTS

1. SECTION 1. PRE-SERVICING SAFETY PROCEDURES

2. SECTION 2. INTAKE FILTER CLEANING/REPLACEMENT

2.1. PREPARATIONS

2.2. FILTER REPLACEMENT

2.5. POST-FILTER SERVICING CONFIGURATION

2.6. WASTE DISPOSAL

3. SECTION 3. RANGE EXHAUST FILTER REPLACEMENT

3.1. PREPARATIONS

3.2. HEPA/PRE-FILTER REMOVAL

3.3. NEW FILTER INSTALLATION

3.4. DECONTAMINATION AND TEMPORARY STORAGE

3.5. POST-FILTER REPLACEMENT CONFIGURATION

3.6. WASTE CHARACTERIZATION AND DISPOSAL

4. SECTION 4. BULLET/DEBRIS BUCKET CLEANING

4.1. WORK PREPARATION

4.2. BUCKET INSPECTION AND EMPTYING PREPARATIONS

4.3. WASTE CHARACTERIZATION

4.4. BUCKET EMPTYING & REPLACEMENT

4.5. DECONTAMINATION

4.6. POST-SERVICING CONFIGURATION

4.7. WASTE DELIVERY AND DISPOSITION

5. SECTION 5. SHOOTER’S SLAB AND RANGE SLAB CLEANING

5.1. GENERAL

5.2. SLAB CLEANING PROCEDURE

5.3. WASTE CHARACTERIZATION AND DISPOSAL

6. SECTION 6. POST-SERVICING SYSTEM RECONFIGURATION

1. SECTION 1. PRE-SERVICING SAFETY PROCEDURES

WARNING: Failure to follow this section may result in serious injury or death.

1.1. Prior to entering the range area or beginning any servicing:

1.1.1. Request that the CATM representative ensure there are no weapons on the range.

1.1.2. Ensure CATM personnel understand that the range will be inoperative during the entire maintenance/cleaning period.

1.1.3. Request the CATM operator to ensure the Air Supply/Ventilation system is shut-down in accordance with the Manufacturer’s O&M Manual.

1.2. The Contractor shall:

1.2.1. Set the SAFETY CUT-OFF SWITCH adjacent to each of the two Ventilation Fans #1 and #2 to the “OFF” position and install lockout/tagout devices. (Attachment 3, Figure 2.) Lock-out/tag-out all of the following electrical breakers on Panel M in the Storage Room. See Table 1: Panel M, below, for a list of the circuit breakers, and Attachment 3, Figure 1 for the location of Panel M.

TABLE 1: PANEL M

CIRCUIT NO. LOAD DESCRIPTION ACTION

7 SUPPLY FAN MOTOR & VFD - 1 Set to OFF

8 SUPPLY FAN MOTOR & VFD - 1 Set to OFF

9 EXHAUST FAN MOTOR & VFD - 1 Set to OFF

10 EXHAUST FAN MOTOR & VFD - 2 Set to OFF

1.3. Set the SAFETY CUT-OFF SWITCH adjacent to each of the two Ventilation Fans #1 and #2 to the

“OFF” position and lockout/tagout. (Attachment 3, Figure 2.)

1.4. After setting the above circuit breakers to the OFF position, the Competent Person shall lock Panel M and retain the key until all maintenance has been completed.

2. SECTION 2. INTAKE FILTER CLEANING/REPLACEMENT

2.1. PREPARATIONS

2.1.1. Inspect the government-furnished replacement filters for damage. Report any problems noted to the CATM representative immediately.

2.1.2. Ensure all steps in Section 1 have been completed prior to proceeding with the next step.

WARNING: Failure to perform Section 1 prior to this section may result in serious injury.

2.1.3. Set the emergency cut-off switches for the AIR SUPPLY FAN #1 and #2 to the “OFF” position and lockout/tag-out. Cut-off switches are mounted on the range’s external concrete wall adjacent each of the AIR SUPPLY FAN support stands.

2.2. FILTER REPLACEMENT

2.2.1. Ascend the OUTSIDE AIR SUPPLY FAN support stand ladder to the upper platform.

CAUTION: Guardrails on the filter access platform may be missing or damaged. Follow EM 385-1-1 fall protection standards, as required.

2.2.2. Open FILTER BOX access doors by opening three window-style turn locks on each door. (See

Attachment 3, Figure 2.) Set the rotating knob to the black position before opening to prevent damage to the mechanism.

2.2.2.1. Carefully remove each of the 18 slide-in filters from each system.

2.2.2.2. Inspect the filter box interior and manually remove any foreign material remaining in the filter box. If an excessive amount of material exists, take photographs and inform the range personnel.

2.2.3. Using a pressure washer set to LOW pressure, gently wash the dust and debris from the filters.

See the manufacturer’s documentation for detailed information.

2.2.3.1. A mild, general-purpose soap and soft bristle brush may be required to remove dirt or debris from the filter or its frame.

2.2.3.2. Set each filter aside after cleaning to allow them to dry prior to reinstallation.

2.2.4. Inspect the insides of the #1 and #2 FILTER BOX for any damage. Pay close attention to the door gaskets and gasket seats. Photograph any visible damage and report it to range personnel.

2.2.5. If any issue arises concerning the serviceability of the existing filters, ask range personnel to make the final determination. Range personnel shall be responsible to determine the reusability of filters based upon their condition.

2.2.6. Re-install the cleaned (or replacement) filters.

2.2.7. Close and secure the access doors by tightening the turn lock fasteners and setting the rotating knob to the red position.

2.5. POST-FILTER SERVICING CONFIGURATION

2.5.1. Remove the lockout/tagout from the emergency cut-off switches.

2.5.2. If this completes the contracted servicing, perform Section 8.

2.6. WASTE DISPOSAL

2.6.1. Dispose of all waste generated by this work task at a commercial disposal facility holding the type of GOJ-disposal permit required for the class of the waste.

3. SECTION 3. RANGE EXHAUST FILTER REPLACEMENT

3.1. PREPARATIONS

3.1.1. Perform all steps in Section 1 prior to proceeding with the next step.

WARNING: Failure to perform Section 1 prior to this section may result in serious injury.

3.1.2. Receive and inspect all government provided replacement materials for serviceability before proceeding. Ensuring the CATM representative has provided the correct number and type of filters, and that replacement filters are in good condition prior to removing and disposing of the old ones.

3.1.3. Set the SAFETY CUT-OFF SWITCHES adjacent each of the two ventilation fans #1 and #2 to the “OFF” position and lockout/tagout. See Attachment 3, Figure 3.

3.1.4. Perform the following steps for each of the two ventilation systems.

CAUTION: PPE and critical barriers may be required prior to opening the ventilation filter boxes.

Comply with 29 CFR 1926.62.

3.1.5. Place plastic drop sheeting between the FILTER BOX access door and the adjacent location where waste containers will be filled to prevent any dust or debris from falling onto the asphalt pavement while transferring the spent filters from the FILTER BOX to the waste containers.

3.1.6. Position waste container(s) onto the drop sheeting as close as possible to the FILTER BOX access door. Open the waste container.

NOTE: Presume that all filters contain regulated levels of lead unless proven otherwise by laboratory analysis results.

3.1.7. Prior to beginning filter removal work, the CP shall review the approved CLCSP, assess the actual site conditions, and incorporate additional engineering controls or work methods, if needed, to comply with ARRUSAJ based on the worksite conditions.

3.2. HEPA/PRE-FILTER REMOVAL

3.2.1. Located the filter box access doors and loosen the 4 SPRING-LOADED FASTENERS that secure the access door. (See Attachment 3, Figure 3.)

3.2.2. Open the filter access door fully.

NOTE: There are 24 HEPA filters in a 6 by 4 matrix and the same number of pre-filters.

3.2.3. Spray low-pressure atomized water onto the filters until sufficiently damp to prevent the release of lead dust into the air.

3.2.4. Carefully remove each filter from the mount and while inside of the FILTER BOX, insert filter(s) directly into disposal plastic bags, one at a time. Bend the frames as necessary to insert the filter into the bag.

3.2.5. Transfer the bag into the waste containers outside the FILTER BOX.

3.2.6. Repeat these steps until all of the filters have been removed and bagged.

3.2.7. Wipe any excess water from the floor or filter mounts.

3.2.8. Visually inspect the empty filter mounts for any damage or other abnormalities. Photograph and report any damage to CATM personnel immediately.

3.2.9. Place all used PPE, rags, and contaminated disposable items into a double plastic bag and place into the HW container. (6mil poly bag, double bagged)

3.3. NEW FILTER INSTALLATION

3.3.1. If installing new filters, remove the new filters from their packaging containers and inspect for damage.

3.3.2. Carefully install the new filters, one at a time, following the manufacturer’s instructions. HEPA filters should be installed last.

3.3.3. Conduct a final inspection inside the #1 and #2 FILTER BOX to ensure all filters are secured and no tools, equipment, or other or foreign materials are left inside.

3.3.4. Close the access door and tighten the SPRING-LOADED FASTENERS until secure.

CAUTION: Failure to properly tighten the spring-loaded fasteners to seal the access door may result in a water leaks that will damage the HEPA and/or pre-filters.

CAUTION: Leaving foreign objects or materials inside the FILTER BOX may result in serious damage to the filters due to the high CFM airflow during operation. The Contractor shall replace any filters damaged to due to the Contractor’s negligence.

3.4. DECONTAMINATION AND TEMPORARY STORAGE

3.4.1. Follow appropriate procedures to decontaminate tools, equipment, and personnel.

3.4.2. Temporarily store all waste containers on-site per JEGS until the laboratory waste characterization results are received.

3.4.3. Mark and temporarily store all waste containers on-site as Regulated Lead Waste in accordance with JEGS and the Attachments.

3.5. POST-FILTER REPLACEMENT CONFIGURATION

3.5.1. Remove the lockout/tagout from the SAFETY CUT-OFF SWITCHES for the ventilation fans and set the switches back to the “ON” position.

3.6. WASTE CHARACTERIZATION AND DISPOSAL

3.6.1. Take enough samples from the removed filters for representative waste characterization. Submit the laboratory analysis results to the Environmental Office prior to final preparation for disposal.

3.6.2. Pack all PPE used on this work task together with the removed filters.

3.6.3. Update markings on the waste container to match the class of waste as indicated by the laboratory results.

3.6.4. Provide copies of all laboratory analyses to the CATM representative and the Environmental and Bio-Environmental Office.

3.6.5. Dispose of all waste generated by this work task at a commercial disposal facility holding the type of GOJ-disposal permit required for the waste class established by a laboratory analysis result of the waste. See Attachment 1 and 2 for details.

4. SECTION 4. BULLET/DEBRIS BUCKET CLEANING

4.1. WORK PREPARATION

4.1.1. Inventory and inspect all government-provided replacement bullet buckets and 55-gallon drums before proceeding.

IMPORTANT NOTES:

1) The Contractor provided steel drums will be 55-gallon open head type rated for hazardous waste by the United Nations (UN) bearing the number 1A2. If the drums are incorrect, ask the CATM representative to coordinate with the Environmental Office’s Hazardous Waste Program Manager before proceeding. The Kadena Hazardous Waste Storage Area (HWSA) will not accept bullet debris in the incorrect drums. If delivered in the wrong drums, the Contractor shall be responsible for obtaining the correct drums from CATM personnel and repacking the waste prior to delivery to the HWSA.

2) Government-provided drums may be of several different weight ratings. Prior to packing waste into each drum, the Contractor shall verify each drum’s maximum weight rating using the drum’s part number. DO NOT PACK DRUMS MORE THAN 90% OF THE MAXIMUM WEIGHT RATING AND ALLOW FOR TWO INCHES OF HEAD SPACE. Any drums exceeding 90% of the rating or exceeding 800 pounds total will be rejected by the HWSA upon delivery and the Contractor will be required to repack and reweigh them at Contractor expense. The Government recommends the Contractor have an industrial scale on-site to prevent exceeding the limits.

4.1.2. Perform all steps in Section 1 prior to proceeding with the next step.

WARNING: Failure to perform Section 1 prior to this section may result in serious injury.

4.1.3. Set the SAFETY CUT-OFF SWITCH adjacent to each of the two Ventilation Fans #1 and #2 to the “OFF” position and lockout/tagout. (Attachment 3, Figure 3.)

CAUTION: PPE is required by all personnel servicing the bullet buckets. Follow applicable occupational health/safety and environmental protection directives including all US Federal, DoD, AF, GoJ, Okinawa Prefecture, and 18WG 02 82 13.00 30 requirements.

4.1.4. Cover the nearby pavement-mounted stormwater drains with poly sheeting and weigh down the edges with sand bags or other weights to prevent movement.

4.1.5. Prepare location(s) where the bullet buckets will be emptied into the 55-gallon drums.

4.1.5.1. Place thick poly sheeting under where the drums will be place, extending several meters from the edge of the drums to prevent spillage from contacting the asphalt pavement when emptying the buckets into the drums.

4.1.5.2. Preposition waste drums onto the protected containment area(s) to facilitate bucket emptying.

4.1.5.3. Each 55-gallon drum should be pre-wetted with about 1~2 gallons of water prior to emptying buckets into the drums. Utilize wet methods to prevent particulates from becoming airborne.

4.1.5.4. Temporarily mark each waste drum as regulated lead waste per JEGS.

4.1.5.5. Remove and store bullet bucket access door retaining pins in a safe location. (See

Attachment 3, Figure 4)

4.1.5.6. Remove and store the GATE BARs in a safe location.

4.2. BUCKET INSPECTION AND EMPTYING PREPARATIONS

IMPORTANT NOTE: Prior to performing this section, verify that CATM range personnel have made preparations to ensure the appropriate Government personnel are available to inspect and certify that the bullet bucket debris is Material Documented As Safe (MDAS), this is commonly called an ‘inert cert’.

The Kadena HWSA will not accept bullet bucket waste from the Contractor without submission of a ‘inert certs’ at the time of delivery. Details are in Attachment 2, paragraphs 3.3.3. and 3.5.3.1.

4.2.1. Prior to beginning the work, the CP shall review the CLCSP, assess the actual site conditions.

Open bucket access doors externally inspect all buckets for damage or leakage. Photograph and significant damage or leakage at this time. Ensure sufficient replacement buckets are on-hand or being delivered by CATM personnel. Incorporate additional engineering controls or work methods, if needed, to comply with ARRUSAJ based on the worksite conditions.

4.2.2. Carefully lift the locking handle that locks each bucket to the hopper, raise the flexible connection, and slide the bucket from under the hopper into position for lifting.

4.2.3. Inspect each empty bucket to ensure there are no cracks that would cause water or dust to be released when in-use.

CAUTION: Buckets may weigh in excess of 100 lbs (45kgs) each when full. Employ 2-man lift or use mechanical means, as necessary, to prevent personnel injury.

4.3. WASTE CHARACTERIZATION

4.3.1. Prior to emptying waste buckets into the waste drums, collect representative samples in accordance with Attachment 4 Requirements Matrix. After sampling, empty the contents of each bucket into the government-provided drum.

4.3.2. Take 2 samples from each selected waste bucket: one sample from the top of the bucket, and one sample from the bottom.

4.3.3. Submit the samples to an accredited laboratory for analysis in accordance with Section 02 83

18.00 30.

4.3.4. Upon receiving the analysis results, submit to all stakeholders per Section 2 of this SOW.

4.4. BUCKET EMPTYING & REPLACEMENT

4.4.1. Slide each bucket out from under the hopper.

4.4.2. Safely lift and pour the content of each bucket into the 55-gallon drum while employing a fine water spray at the top of the drum to prevent the escape of lead dust into the air.

4.4.2.1. Damaged buckets should be placed into the HW drum cans with the lead debris inside it to conserve space. Use a replacement bucket in that hopper position.

4.4.2.2. If there is spillage material on the asphalt where the bucket was removed, collect the material and dispose in the waste drum.

4.4.3. Reinstall the original (or replacement) bucket and secure locking handle.

4.4.4. When all buckets have been emptied, close the access doors insert the locking handles, and install the locking pins.

4.5. DECONTAMINATION

4.5.1. Follow appropriate procedures to decontaminate tools, equipment, and personnel.

4.5.2. Containerize all contaminated items for disposal.

4.6. POST-SERVICING CONFIGURATION

4.6.1. Mark, close, and load all drums on transport vehicle.

4.6.2. Close all bucket access doors, install the GATE BARs and RETAINING PINS.

4.6.3. Remove the lockout/tagout on both VENTILATION FAN emergency cut-off switches and set the switches to the “ON” position.

4.6.4. Temporarily store the containers onsite described in the CATM SOW and 02 83 18.00 30 until ready for pick-up and delivery.

4.7. WASTE DELIVERY AND DISPOSITION

4.7.1. The Contractor shall deliver all waste drums to the 718 CES HWSA. The waste must be accompanied with an inert certification signed by CATM-designated personnel.

4.7.2. Schedule the delivery a minimum of 5 workdays in advance through the Environmental Office

Hazardous Waste Handlers by calling 634-7765 or 634-2686.

4.7.3. Should the need arise for waste shipments to commercial disposal facilities be needed, a certified individual from the Environmental Office must be present to sign the manifest prior to any waste departing the installation.

4.7.4. Final Payment shall be withheld until delivery of the drums and submission of the manifest Copy-

E for all SCIW waste shipments.

5. SECTION 5. SHOOTER’S SLAB AND RANGE SLAB CLEANING

5.1. GENERAL

5.1.1. This section pertains to the cleaning of lead dust and other trace particulates from the shooter’s slab and the range floor slab.

5.1.2. The entire cleaning procedure consists of a minimum of two (2) cleaning cycles for the shooter’s slab, and one (1) cycle for the range slab.

5.1.2.1. Each cleaning cycle consists of, as a minimum, vacuuming the area using a vacuum with

HEPA filter attachment, cleaning/scrubbing with water and/or chemical agent, mopping and wiping with disposable absorbent materials, followed by HEPA vacuuming.

5.2. SLAB CLEANING PROCEDURE

5.2.1. Prior to beginning the cleaning work, the CP shall review the approved CLCSP, assess the actual condition of the shooter’s slab and range slab, and incorporate additional engineering controls or work methods, if needed, to comply with ARRUSAJ based on the worksite conditions.

5.2.2. Recommended sequence and direction:

5.2.2.1. When cleaning the range slab: Begin on the side close to the shooter’s slab and more toward the bullet trap. See notes on Attachment 3, Figure 5.

(a) When cleaning the shooter’s slab: Direction in unimportant.

5.2.2.2. Clean each slab using the HEPA vacuum and damp mopping procedure described above.

5.2.2.3. If the slab requires scrubbing, abrasive scrubbing may be performed with a suitable liquid cleaner applied to the floor. Dry scrubbing is forbidden. When a liquid cleaner is used:

(a) First block off the effluent end of the in-floor drain near the bullet trap using absorbent pads, plastic sheeting, or other materials, to prevent any liquid waste from entering the storm drain system.

(b) Apply the liquid cleaner sparingly to the concrete slab only after initial HEPA vacuuming.

Do not saturate the floor with large puddles of liquid. Limit the size and dimensions of the area to be cleaned at one time.

5.2.2.4. When cleaning is completed, containerize all HEPA filters, mop heads, and wipe cloths/ paper towels, sludge, and other wastes into Contractor-provided hazwaste containers in accordance with JEGS, Japan Industrial Waste regulations, and the terms Contractor’s disposal contract with the final disposal firm.

5.2.2.5. Temporarily mark and store waste at the CATM facility in accordance with JEGS and the attachments.

5.3. WASTE CHARACTERIZATION AND DISPOSAL

5.3.1. Sample and analyze all wastes to determine waste class per JEGS. Submit the samples to an accredited laboratory for analysis as described in Section 02 83 18.00 30.

5.3.2. Submit analysis results to 718 CES Environmental prior to transport for disposal.

5.3.3. Perform wipe sampling at locations of the shooter’s slab and the range slab as shown on

Attachment 3, Figure 5.

5.3.4. Submit the results to all three stakeholders in accordance with the Statement of Work.

5.3.5. Upon receiving the analysis results for the waste characterizations, re-mark the temporarily stored waste containers according to the analysis results.

5.3.6. Dispose of all waste generated by this work task at a commercial disposal facility holding the type of GOJ-disposal permit required for the waste class established by a laboratory analysis result of the waste. Refer to the Attachments.

5.3.7. If the waste is classed as SCIW, comply with the pre-transport manifest inspection requirements in Section 02 83 18.00 30, and submit Copy-E of the manifest to all stakeholders after receiving the stamped copy from the disposal firm.

6. SECTION 6. POST-SERVICING SYSTEM RECONFIGURATION

6.1. Perform this procedure after carrying out any servicing.

6.1.1. After all servicing has been completed, remove the tags and locks from “Panel M” in the CATM

Storage Room.

6.1.2. Set circuit breakers #7, #8, #9, and #10 to the ON position.

6.1.3. Return Panel M key to the CATM operator.

6.1.4. Request the CATM operator test both #1 and #2 OUTSIDE AIR SUPPLY and range

VENTILATION FAN systems #1 and #2 (if serviced) for proper operation prior to demobilization.

- End of Servicing Guidelines -