ATTACHMENT 4 -- Notional Work Plan 3-29-21.xlsx

Instructions

F&G

2 Perform inspection and maintenance of 10 gates once a week (for 90 day POP): 4 gates at Santa Teresa, 1 gate at Ft Hancock,1 gate at County Lakes Road, 1 Gate at Camp 8 and 3 atomated gates. Maintenance includes cleaning out tracks and moving parts with air and lubrication if Keep all gates fully operational F&G TX El Paso 9

Urgent fence breach repairs; estimated quantity is 225 for 3 Months. Work will be requested by the Government and completed 7 days a week. All work will occur in Texas with 10 mile segement. For this exercise figure the following: 4 beaches 3' X 3' full replacement of mesh style fecning in accordance with Ti standards and 6 breaches 2' x 2' full replacement of mesh style fecning in accordance with TI standards. Close all opennings and meet CBP standards F&G TX El Paso 1

R&B

2 Maintenance Blading of Border Fence Road: East side of the Columbus POE (BSI 241) to Arena Access Road (BSI 265). Contractor will complete maintenance blading (smoothing) on roadways to include, as applicable, gathering road base material off side of road, replacement and compaction of road base back on driving surface, blading to remove wash boarding, and blading to remove erosion or washouts. Contractor will provide notification when roadways that are found to require additional work to restore above and beyond the efforts described above. Requires written COR approval. "Its a 1/2 mile between BSI markers." Keep road surfaces free from washboarding, erosions and potholes R&B NM El Paso 1

3 Maintenance Blading of 2.2 miles of Bosque Rd near BSI 46-50, .4 miles of Lopez Road, near BSI #53 and .9 miles of County Lakes Rd near BSI #79. QTY: 3.7 miles. Contractor will complete maintenance blading (smoothing) on roadways to include, gathering road base material off side of road, watering, and compacting. "Its a 1/2 mile between BSI markers." Keep road surfaces free from washboarding, erosions and potholes R&B TX El Paso 1

4 Santa Teresa: Additional road base between Gate 4 and Landfill (East of the POE) and between Gate 1 and end of pedestrian fence (West of the POE); Process and compact upper 3" of loose sand on this 6.0 mile road. Prepare the area to be plated with 3" of road base. 1) Use the motor grader, water trucks and roller to process and compact existing material. 2) Prepare the area to receive road base 14' wide by 3" thick. Keep road surfaces free from washboarding, erosions and potholes R&B TX El Paso 1

L&E

2 Work Element Description: Columbus POE: Repair circuit LP 45-50 which appears to be a blowout due to moisture and compromised conductor jacketing. Estimate is based on replacing four conductors between junction boxes at Light Poles 23 and 27. Includes Maintain all fixtures to stay fully operational L&E NM El Paso 1

3 Transfer switch for the controls of the mechanical grates at K1-B. Add manual transfer switch for the controls of the mechanical grates at K1-B to allow for use of a back-up generator for power if needed. Install in one 30A circuit. Maintain all fixtures to stay fully operational L&E NM El Paso 1

4 Megger Test Columbus POE Lighting Circuits – Isolate individual cables by removing mechanical connections/terminations. Based on original construction plans, Subcontractor estimates a maximum of 301 circuits/903 individual conductors for testing. Findings will likely be less than 903 as home runs do not break at every light pole/j-box. Subcontractor reduced the estimated quantity by 1/3. The ground cable will not be tested. Subcontractor shall not be responsible for any damage caused to the electrical infrastructure during the test performance due to existing deteriorated condition. Note that the Megger test will test the insulation integrity of individual conductors but will not identify a fault location. A report of findings will be provided to the Government at the test conclusion (test results, determination of pass/fail for each conductor, visual deficiencies in wiring or connectors). Excludes repair/replacement of any items except connectors that cannot be re-used. Maintain all fixtures to stay fully operational L&E NM El Paso 1

5 Columbus POE: Maintenance on Illumination Fixtures; 107 poles: a. Clean-out the nests/birds in the pole's mast arm, as necessary; b. Secure steel mesh covers over the open holes of all arms using self tapping screws to prevent future access from the birds. c. Open and clean all the fixtures. Maintain all fixtures to stay fully operational L&E NM El Paso 1

Urgent Allowance Item. During the work plan period, it is estimated that ten (10) light fixtures will be found not working, to be completed under one (1) urgent service call. Repair bulbs / ballasts / etc. (10 lights) Maintain all fixtures to stay fully operational L&E NM El Paso 1

V&D

2 BSI 89 to BSI 93: Remove vegetation on the south side of the TI to include tumbleweeds and with the use of an incinerator. *** estimate includes additional insurance premium for Gov't incinerator. "Its a 1/2 mile between BSI markers." Maintain clear site of view for BP agents V&D TX El Paso 1

3 Remove Vegetation and Debris from Catch Dams at BSI 231-232. "Its a 1/2 mile between BSI markers." maintain proper function V&D NM El Paso 1

4 Clean catch dams on V-Ditch, BSI 265-266: Clean silt, soil and vegetation from catch dams. Move and re-set catch dams as needed. Add additional 200 tons Rip Rap to prevent blowouts and erosion. "Its a 1/2 mile between BSI markers." maintain proper function V&D NM El Paso 1

5 Remove silt accumulation and vegetation at the TI between BSI 31 - 46. Clean sand out of TI (north and south) Footing and remove vegetation West of Zaragoza POE, QTY 9.5 miles: Gather, load, haul and dispose of debris/silt/sand. There are some areas where silt and debris has accumulated on the north side of the TI where it will be necessary to use a wheelbarrow to remove this material. Use pedestrian access gates. North side material to be blown over to the south side for hand work removal. Notes: Mostly Hand Work. Use of a mini excavator and the incinerator will be needed. The incinerator can be staged by the Zaragoza POE. Assume 300 Cu yds of silt and debris/mile to be hualed off to an approved local landfill. "Its a 1/2 mile between BSI markers." maintain proper function V&D TX El Paso 1

D&G

2 Monthly maintenance of K1B grates to include cleaning, regreasingof stems, cleaning & regreasing of actuators and cleaning of gate guides. Power to acuate the grates by means of government furnished generator. maintain free flow of water through drainage structure D&G TX El Paso 3