ESBD_452864_1774290870767_ATTACHMENT G.K - Ellington AFB (EF) Construction Facilities And Temporary Controls.pdf

ATTACHMENT G.K - ELLINGTON AFB (EF) CONSTRUCTION

FACILITIES AND TEMPORARY CONTROLS

PART 1 – GENERAL

1. REFERENCES

A. The following is a list of standards which may be referenced in this section:

a. American Association of Nurserymen: American Standards for Nursery

Stock.

b. U.S. Weather Bureau, “Rainfall-Frequency Atlas of the U.S. for Durations from 30 Minutes to 24 Hours and Return Periods from 1 to 100 Years.”

c. U.S. Department of Agriculture, “Urban Hydrology for Small Watersheds”

d. Federal Emergency Management Agency

e. NFPA, National Fire Prevention Standard for Safeguarding Building

Construction Operations.

2. SUBMITTALS

A. Administrative Submittals: Copies of permits and approvals for construction as required by Laws and Regulations and governing agencies.

B. Shop Drawings:

a. Temporary Utility Submittals:

i. Submit electric power supply and distribution plans to the Project

Manager for approval..

ii. Submit water supply and distribution plans to the Project Manager for approval.

iii. Submit sewer plans to the Project Manager for approval.

iv. Submit gas plans to the Project Manager for approval.

v. Drainage plans.

b. Temporary Construction Submittals:

i. Access Roads: Routes, cross-sections, and drainage facilities.

ii. Parking area plans.

iii. Contractor’s field office, storage yard, and storage building plans including gravel surfaced area.

iv. Fencing and protective barrier locations and details

v. Staging area location plan

vi. Traffic Control and Routing Plans: As specified herein, and proposed revisions thereto.

vii. Plan for maintenance of existing base operations

viii. Temporary Control Submittals:

ix. Noise Control Plan

x. Dirt / Dust Control Plan:

1. Submit truck and material handling routes and a plan for controlling dirt, debris, and dust from accumulating on base roadways the Contractor uses for any purpose.

2. The plan, as a minimum, shall identify subcontractor and equipment to be used for cleaning along the haul route roadways and measures to be used to reduce dirt, dust, and

ELLINGTON FIELD, HOUSTON, TX 21 May 2024 debris from roadways, as specified herein.

3. MOBILIZATION

A. Mobilization shall include, but not be limited to, these principal items:

a. Obtaining required permits (Coordinated with Base Offices at pre-con).

b. Moving Contractor’s field office and equipment onto site

c. Installing temporary construction power, wiring, and lighting facilities

d. Providing onsite communication facilities, including telephones (Coordinated with Base Communications).

e. Providing onsite sanitary facilities and potable water facilities as specified and as required by Laws and Regulations, and the Project Manager.

f. Arranging for and erection of Contractor’s work and storage yard

g. Posting Occupational Safety and Health Administration (OSHA) required notices and establishing safety programs and procedures.

h. Having the Contractor’s superintendent at the site full time

i. Provide list of proposed chemicals to be used on this project prior to start of all work

B. Use area designated for Contractor’s temporary facilities as shown on Drawings.

4. CONTRACTOR’S USE OF PREMISES

A. Lands furnished by Ellington Field (Base) upon which Contractor shall perform the

Work are as shown in Plans.

B. Locations for job trailers and Contractor’s material layout area are as determined by the Project Manager.

C. Rights-of-way and easements for access to such lands furnished by the Base are as shown in Plans. One copy of each easement will be furnished to Contractor.

5. PERMITS

A. Permits, Licenses, or Approvals: Obtain in accordance with appropriate sections of the Contract Documents.

6. PROTECTION OF WORK AND PROPERTY

A. Comply with the Base’s safety rules while on Base property.

B. Keep the Project Manager informed of serious accidents on the site and related claims.

C. Use of Explosives: No blasting or use of explosives will be allowed on the site.

D. During the performance of the Work, Contractor is responsible for adapting the means, methods, techniques, sequences and procedures of construction to allow the

Base to maintain operation as described in the solicitations Section C Scope of Work, at the existing level of facility production and consistent with applicable permit requirements, and Laws and Regulations. In performing such Work and in cooperating with the Base to maintain operations, it may be necessary for the

Contractor to plan, design, and provide various temporary services, utilities, connections, temporary piping and heating, access, and similar items which will be included within the Contract Price.

7. VEHICULAR TRAFFIC

A. Traffic Control Plan: Adhere to traffic control plan included in Contract Documents.

Changes to this plan shall be made only by written approval of the Project Manager.

Secure approvals for necessary changes so as not to delay progress of the Work.

PART 2 - EXECUTION

1. TEMPORARY UTILITIES

A. All temporary utility hook-up to base systems shall be preceded by shop drawing submitted to the Project Manager indicating method and proposed procedures for tie-

in. These shall be approved by the Project Manager prior to any work accomplished on Base.

B. Lighting: Provide temporary lighting at least to meet all applicable safety requirements to allow erection, application or installation of materials and equipment, and observation or inspection of the Work.

C. Heating, Cooling, and Ventilating:

a. Provide as required to maintain adequate environmental conditions to facilitate progress of the Work, to meet specified minimum conditions for the installation of materials, and to protect materials, equipment, and finishes from damage due to temperature or humidity.

b. Provide adequate forced air ventilation of enclosed areas to cure installed materials, to dispense humidity, and to prevent hazardous accumulations of dust, fumes, vapors, or gases.

c. The Contractor shall pay all costs of installation, maintenance, operation, removal, and fuel consumed.

d. Provide portable unit heaters and suitably vent to outside as required for protection of health and property.

e. If permanent natural gas piping is used for temporary heating units, do not modify, or reroute gas piping without approval of the Project Manager.

2. PROTECTION OF WORK AND PROPERTY

A. General:

a. Maintain in continuous service all existing oil and gas pipelines, underground power, telephone or communication cable, water mains, irrigation lines, sewers, poles and overhead power, and all other utilities encountered along the line of work, unless other arrangements satisfactory to owners of said utilities have been made.

b. Perform Work within rights-of-way and easements in a systematic manner that minimizes inconvenience to property owners and the public.

c. No Base facility shall be cut off from vehicular traffic unless special arrangements have been made through the Project Manager.

d. Where completion of Work requires temporary or permanent removal and/or relocation of an existing utility, coordinate all activities with the Project

Manager and perform all work to their satisfaction.

e. Protect, shore, brace, support, and maintain underground pipes, conduits, drains, and other underground utility construction uncovered or otherwise affected by construction operations.

f. Keep fire hydrants and water control valves free from obstruction and available for use at all times.

g. In areas where the Contractor’s operations are adjacent to or near a utility such as gas, telephone, television, electric power, water, sewer, or irrigation system and such operations may cause damage or inconvenience, suspend operations until arrangements necessary for protection thereof have been made by the Contractor.

h. Do not impair operation of existing sewer systems. Prevent construction material, pavement, concrete, earth, volatile and corrosive wastes, and other debris from entering sewers, pump stations, or other sewer structures.

Maintain original site drainage wherever possible.

B. Trees, Plantings, and Vegetation:

a. Protect from damage and preserve trees, shrubs, and other plants outside the limits of the Work and within the limits of the Work that are designated on the

Drawings to remain undisturbed.

i. Where practical, tunnel beneath trees when on or near the line of trench.

ii. Employ hand excavation as necessary to prevent tree injury.

iii. Do not stockpile materials or permit traffic within drip lines of trees.

iv. Provide and maintain temporary barricades around trees.

v. Water vegetation as necessary to maintain health

vi. Cover temporarily exposed roots with wet burlap and keep the burlap moist until soil is replaced around the roots.

vii. No trees, except those specifically shown on Drawings to be removed, shall be removed without written approval of the Project Manager.

viii. Dispose of removed trees in a legal manner off the site.

b. The balling and bur lapping of trees indicated for replacement shall conform to the recommended specifications set forth in the American Standards for

Nursery Stock, published by American Association of Nurserymen. All balls shall be firm and intact and made balls will not be accepted. Handle ball and burlap trees by the ball and not by the top.

c. In the event of damage to bark, trunks, limbs, or roots of plants that are not designated for removal, treat damage by corrective pruning, bark tracing, application of a heavy coating of tree paint, and other accepted horticultural and tree surgery practices.

d. Replace each plant that dies as a result of construction activities.

e. Any grass (or annual grass) within the construction and storage sites shall be cut to a 4-inch height at least once a week during the growing season, unless the grass area is not visible to the public. The grass around the fences shall be trimmed at time of grass cutting to keep a neat appearance. If a construction or safety fence is not used for a specific reason, approved by the base civil engineering representative, then any grass or annual weeds within the construction area shall be maintained in a similar fashion as previously described. Grass or weeds growing on stockpiled earth shall be maintained as described above.

C. Existing Structures: Where Contractor contemplates removal of small structures such as mailboxes, signposts, and culverts that interfere with Contractor’s operations, approval to do so must be obtained from the Project Manager. Items removed shall be replaced in a condition equal to or better than original.

D. Finished Construction: Protect finished floors and concrete floors exposed as well as those covered with composition tile or other applied surfacing.

E. Waterways: Keep ditches, culverts, and natural drainages continuously free of construction materials and debris.

F. Dewatering: Construct, maintain, and operate cofferdams, channels, flume drains, sumps, pumps, or other temporary diversion and protection works. Furnish materials required, install, maintain, and operate necessary pumping and other equipment for the environmentally safe removal and disposal of water from the various parts of the

Work. Maintain the foundations and parts of the Work free from water.

G. Archaeological Finds: Should finds of an archaeological or paleontological nature be made within the limits of the site, immediately notify the Project Manager and proceed in accordance with the most stringent requirements of the General

Conditions. A copy of the permit can be obtained from the Project Manager. Continue

Work in other areas without interruption.

a. Evidence of human occupation or use of an area within the contract limits

b. Evidence may consist of skeletons, stone, or other utensils, or evidence of habitations or structures.

c. Paleontological Finds: Evidence of prehistoric plant or animal life, such as skeletons, bones, fossils, or casts and other indications such as pictographs.

d. Project Manager may order Work stopped in other areas if, in the Project

Manager’s opinion, the find is more extensive than may appear from uncovered material.

e. Protection of Finds:

i. Cover, fence, or otherwise protect finds until notice to resume Work is given.

ii. Cover finds with plastic film held in place by earth, rocks, or other weights placed outside the find. Should additional backfilling be necessary for safety or to prevent caving, place backfill material loosely over plastic film.

iii. Sheet or shore as necessary to protect excavations underway. Place temporary fence to prevent unauthorized access.

iv. Dewater finds made below the water table as necessary to protect construction Work underway. Divert groundwater or surface runoff away from find by ditching or other acceptable means.

f. Removal of Finds:

i. All finds are the property of the Base. Do not remove or disturb finds without the Project Manager’s written authorization.

ii. Should the Project Manager elect to have a find removed, provide equipment, labor, and material to permit the safe removal of the find without any damage. Provide transportation for delivery to individuals, institutions, or other places as the Project Manager may find desirable, expedient, or required by law.

H. Endangered Species:

a. Take precautions necessary and prudent to protect native endangered flora and fauna.

b. Notify the Project Manager of construction activities that might threaten endangered species or their habitats.

c. The Project Manager will mark areas known as habitats of endangered species prior to commencement of onsite activities.

d. The Project Manager will mark additional areas, as other habitats of endangered species become known during construction.

3. TEMPORARY CONTROLS

A. Air Pollution Control:

a. Minimize air pollution from construction operations.

b. Burning of waste materials, rubbish, or other debris will not be permitted on or adjacent to the site.

B. Noise Control:

a. Provide acoustical barriers so noise emanating from tools or equipment will not exceed legal noise levels.

b. Provide a plan to mitigate construction noise impacts and to comply with noise control ordinances including method of construction, equipment to be used, and acoustical treatments.

C. Water Pollution Control:

a. Divert sanitary sewage and non-storm waste flow interfering with construction and requiring diversion to sanitary sewers. Do not cause or permit action to occur which would cause an overflow to an existing waterway.

b. Prior to commencing excavation and construction, obtain the Project

Manager’s written agreement with detailed plans showing procedures intended to handle and dispose of sewage, groundwater, and storm water flow, including dewatering pump discharges.

c. Comply with procedures outlined in U.S. Environmental Protection Agency manuals entitled, “Guidelines for Erosion and Sedimentation Control

Planning” and “Implementation, Processes, Procedures, and Methods to

Control Pollution Resulting from All Construction Activity,” and “Erosion and Sediment Control-Surface Mining in Eastern United States.”

d. Do not dispose of volatile wastes such as mineral spirits, oil, chemicals, or paint thinner in storm or sanitary drains. Disposal of wastes into streams or waterways is prohibited.

e. Provide acceptable containers for collection and disposal of waste materials, debris, and rubbish.

D. Erosion, Sediment, and Flood Control: Provide, maintain, and operate temporary facilities to control erosion and sediment releases, and to protect Work and existing facilities from flooding during construction period.

4. TEMPORARY OFFICES, STORAGE YARDS AND BUILDINGS

A. Coordinate requirements with Attachment G.M - Ellington AFB (EF) Material

Equipment.

B. Notify the Project Manager at least five (5) days prior to mobilizing onto work site.

C. Temporary Storage Yards: Construct temporary storage yards for storage of products that are not subject to damage by weather conditions. The storage yard at the construction site will be limited to the materials needed to be used within a week.

Enclose storage areas with fencing as specified herein.

D. Temporary Office Storage Buildings and Trailers:

a. Provide environmental control systems that meet recommendations of manufacturers of equipment and materials stored.

b. Arrange or partition to provide security of contents and ready access for inspection and inventory.

c. Store any combustible materials, such as paints, solvents, fuels, etc., in a well-ventilated and remote building meeting base environmental and safety standards.

d. Buildings and trailers shall be in new or like new condition and the exterior shall be painted white or ivory in color. Office and trailers shall be located behind the construction fence or most remote to the public view, unless otherwise indicated on the Drawings.

e. Storage of materials or debris under the trailers is prohibited.

5. ACCESS ROADS

A. General: Construct access roads as shown if required and within easements, rights-of-way, or Project limits. Utilize existing roads where shown. the Project Manager must approve all new routes.

a. Provide gravel, crushed rock, or other stabilization material to permit access by all motor vehicles at all times.

b. Maintain road grade and crown to eliminate potholes, rutting, and other irregularities that restrict access.

c. Where access roads cross-existing fences, install and maintain gates with like components.

B. Maintain drainage ways. Install and maintain culverts to allow water to flow beneath access roads. Provide corrosion-resistant culvert pipe of adequate strength to resist construction loads.

C. Upon completion of construction, restore ground surface disturbed by access road construction to original grade. Replace damaged or broken culverts with new culvert pipe of same diameter and material.

6. TEMPORARY BRIDGES

A. General: Bridges that are erected over private roads and driveways shall be adequate for the service to which they will be subjected.

a. Provide substantial guardrails and suitably protected approaches.

b. Provide foot bridges not less than four feet (4 -0 ) wide with handrails and uprights of dressed lumber.

c. Maintain bridges in place as long as the conditions of the Work require their use for safety of the public, except that when necessary for the proper prosecution of the Work in the immediate vicinity of a bridge, the bridge may be relocated or temporarily removed for such period as the Project Manager may permit.

7. CLEANING DURING CONSTRUCTION

A. General: Provide Project cleaning services In accordance with the General

Conditions, as may be specified in Specification sections, and as required herein.

B. Dust and Debris: Wet down exterior surfaces prior to sweeping to prevent blowing of deleterious materials. At least weekly, sweep all floors (basins, tunnels, platforms, walkways, roof surfaces), and pick up all debris and dispose.

C. Containers: Provide approved receptacles for collection and disposal of waste materials, debris, and rubbish.

a. Dumpsters shall be equipped with a secure cover and be free of graffiti.

Covers shall be always closed, except when containers are being loaded with trash and debris.

b. Dumpsters that do not have lids shall not have debris piled higher than the sides of the dumpsters before emptying.

c. Dumpsters will be located behind the construction fence or out of the public view.

d. Dumpsters shall be emptied offsite as often as necessary to maintain a professional image.

e. A minimum of one trash container shall be provided as required by work activity to maintain a professional image.

f. Trash containers will be located behind the construction fence or out of the public view.

D. Site Clean-up:

a. Driveways and roadways, and all other streets and walkways directly adjacent to the construction site shall be kept clean of debris and mud as required to maintain a professional image.