W911SA23Q3109 Attachment 2 Site Bravo.pdf
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- Solicitation number
- W911SA23Q3109
About this file
This document contains a tower inspection report and details of a federal contract opportunity for LMR communication tower inspections and maintenance services at Fort Hunter Liggett and Parks Reserve Forces Training Area in California. The inspection report provides information on a free standing 20-foot communication tower including its location, structural assessment, foundation and guy wires. Deficiencies were noted including loose materials on a dish and a bent step. The related federal contract opportunity is solicitation number W911SA23Q3109 from the Department of the Army Materiel Command Mission and Installation Contracting Command Fort McCoy seeking inspection and maintenance services for communication towers at the specified military installations in California.
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Site and Tower Information Location/Site ID/Tower Name Tower Manufacturer/Model No. Valmont Tower Type GPS Coordinates Weather Description of facility Road conditions/Accessibility 2 wheel dry in dry weather Inspector
1. SITE PLAN
1.1 Indicate the tower layout relative to north, include relationship of equipment shelter.
1.1.1 Self Supporting Tower-show site view and assign legs a letter designation.
1.1.2 Guyed Tower - show site view and assign anchors & legs a letter designation.
1.1.3 Mono Pole
Mike Ruch / Sabino Perez Date(s) 3/21/2022
Tower Height (ft) 25'
Tower Inspection Report
SSS - Free Standing Structure
36.0124 -121.2288 sunny free standing 20' pole with triangle deck
Job No. 22-049Site Bravo
L 1
L 3 L 2
L 1
L 2L 3
NE
N E
SW
2. TOWER ELEVATIONS
2.1 Indicate tower height above ground.
2.2 Indicate locations of all antennas, antenna mounting brackets, microwave dishes.
This information shall show the relation to north.
St ru ct ur e He ig ht
A bo ve G ro un d
He ig ht P oi nt
A bo ve G ro un d
N
E
S
W
3. TOWER STRUCTURE
3.1 General conditions?................................................................................ good
3.2 Are any loose bolts present?.................................................................... yes
3.3 Are any damaged members present?....................................................... no
3.4 Are signs of unusual stress or vibration present?...................................... no
3.5 Any missing members?............................................................................ no
3.6 Are climbing ladders, platforms and safety equipment secure?................ no
3.7 Structural Members
3.7.1 Spot check at least ten (10) bolts on vertical tower members at intervals of approximately twenty-five (25) feet apart on all tower faces.
3.7.2 Record the number of bolts and/or nuts that were found missing.
______0__________
3.7.3 Record the percentage of bolts that were checked and found to be loose.
3.7.4 Inspect structural members for fractures, bends and defective welds.
3.7.5 Ensure the tightness of tower base anchor bolts.
3.7.6 Inspect the general condition of stub antenna towers.
3.7.7 Specific weld joint inspections.
3.7.7.1 Guyed tower cantilevered joints above the guy level.
3.7.7.2 Guy and torque arm lugs.
3.7.7.3 Welds on equalizer plate where it connects to anchor shaft.
4. TOWER FOUNDATIONS & GUY ANCHORS
4.1 General conditions?
4.1.1 Is exposed concrete protected?............................................................... yes
4.1.2 Are any cracks observed?......................................................................... no
4.1.3 Are there any signs of movement?.......................................................... no
4.1.4 Are anchors clear of brush, vines and trees?............................................ yes
4.1.5 Is tower and anchors fenced?................................................................... yes
4.1.6 Is grading sufficient to ensure proper water drainage?............................. yes
4.1.7 Is guy anchor head clear of earth?............................................................ n/a
4.1.8 Any evidence of anchor bolt corrosion?................................................... no
4.1.9 Any low spots that may collect moisture?................................................ no
4.2 Structural Members
4.2.1 Inspect guy plates and rods for bends and fractures.
4.2.2 Inspect concrete tower foundation(s) for cracking, spalling and settling.
4.2.3 Inspect guy anchor foundations for cracking, weathering and creepage.
4.2.4 Inspect anchor rod condition below earth to a depth of at least 12 inches.
4.2.5 Has base of tower been properly grouted with sufficient drain holes?
4.2.6 Check drain holes at base for any obstructions.
Sa tis fa ct or y
U ns at isf ac to ry (S ee Ite m
N /A
5. GUY WIRES & FITTINGS
5.1 General conditions?
5.2 Connection points (top and bottom) condition?
5.3 Are end fittings secure?
5.4 Is rusting evident?
5.5 Is vibration observed?
5.6 Is guy wire tensioned properly?
5.7 Structural Members
5.7.1 Inspect all turnbuckles for slippage and their condition.
5.7.2 Inspect the turnbuckle jam-nut safeties and cable safeties
5.7.3 Inspect all guy cable clamps for security and slippage.
5.7.4 Inspect all pre-forms for unwinding and slippage.
5.7.5 Inspect all shackles, clevises and thimbles.
5.7.6 Inspect guy wire dead ends.
5.7.7 Visually inspect all guy wires with binoculars for broken strands and or damaged insulators.
6. PAINT & OBSTRUCTION MARKING
6.1 General conditions?
6.2 Is rusting evident?
6.3 Is painting necessary?
6.4 Is there any paint splatter near the surrounding area?
6.5 Rust & Corrosion
6.5.1 Inspect for any particular portion of the tower that appears to have rust.
6.5.2 Inspect all antenna mounts and hardware for rust.
6.5.3 Inspect all guy plates and rods for rust and corrosion.
6.5.4 Inspect all guy cable clamps for rust.
6.5.5 Inspect ice shields for rust. (If present)
6.5.6 Inspect transmission line clamps and hanger bolts for rust.
6.6 Tower Paint
6.6.1 Inspect percentage of paint for peeling, flaking and fading.
6.6.2 Check visual effectiveness of the paint.
7. ELECTRICAL & LIGHTING SYSTEMS
7.1 General condition?
7.2 Obstruction lights (circle one) YES NO
Condition_______________________________________________________
Sa tis fa ct or y
U ns at isf ac to ry (S ee It em
N /A
8. EXPLANATION OF UNSATISFACTORY CONDITIONS
Specification Section
Triangle pad N Face dish Tower
Inspector Signature __________________________________________________ Date ______________________
Description of Condition Loose/spare pipes and material.
Loose communication material on dish.
3rd step from the top is bent.
3/21/2022
Mike Ruch 3/21/2022
Sheet1
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