ar123_01010_2019-05-24_Revised.docx

01 10 10 Statement of Work Vehicle Maintenance Facility – Faya, Chad

US Army Corps of Engineers Europe District

APO AE 09049

ar123

Statement of Work Project Number:

FY-2017

Vehicle Maintenance Facility Faya, Chad

Prepared by:

Design Section Engineering Branch

12 APR 2019

Revised 24 May 2019

SECTION 01010

STATEMENT OF WORK

SECTION TABLE OF CONTENTS;

1 GENERAL

2 CIVIL AND GEOTECHNICAL

3 ARCHITECTURAL

4 STRUCTURAL

5 ELECTRICAL & COMMUNICATIONS

6 MECHANICAL

7 FIRE PROTECTION (NO CONTENT - LIFE SAFETY COVERED IN OTHER SECTIONS)

ATTACHMENTS

1.0 GENERAL

1.1 PROJECT DESCRIPTION

The Request for Proposal (RFP) provides parameters for a design-build project for construction of a new Vehicle Maintenance Facility in Faya, Chad - Africa; The building must be a pre-engineered metal building with two vehicle maintenance / garage bays and one bay for admin. / personnel. A third vehicle maintenance bay will be provided as an option. The whole building will be two (2) stories in height to accommodate two (2) floors in the admin. / personnel bay. The building must have a pitched roof and one vehicle inspection / maintenance pit. GPS-Coordinated are: Latitude: 17° 55′ 07.58″ N, Longitude: 19° 06′ 35.25″ E

1.2 GENERAL REQUIREMENTS

The Contractor must deliver fully functional, turnkey type facilities (without furniture) as described in this document. The work includes but is not limited to design, demolition, fabrication, delivery, installation, construction, and site work. The facility and the installed equipment must be permanent construction.

The facility in this project must be complete and usable to meet codes and technical and functional requirements per this SOW. All design, calculations, approvals, certificates, fees, labor, material, equipment, direct overhead, indirect overhead, G&A and general conditions to complete this project as described in the Statement of Work (SOW) must be included in the proposal price.

These design and product requirements are minimum requisites. Compliance with the provisions of this section by subcontractors must be the responsibility of the Contractor.

1.2.1 BASE BID ITEMS AND OPTIONAL BID ITEMS

This Statement of Work addresses the technical requirements necessary to complete all work associated with this project. For information and requirements regarding the allocation of pricing between elements of the work, refer to the Bid Schedule included as a separate document. The Bid Schedule identifies the breakdown between the individual base bid and optional items for all work identified in this Statement of Work, associated drawings, and attachments. All work as described in these documents is included in either the Base Bid or Optional Items: consider all items not specifically identified in the Optional Items as part of the Base Bid Items.

1.3 FUNCTIONAL AREAS AND SPACE ADJACENCIES

See attached floor plans.

1.4 SUBMITTALS

Government approval is required for submittals with “G” designation; submittals not having a “G” are for Contractor Quality approval. Submit the following in accordance with Section 01 33 00 SUBMITTAL PROCEDURES:

SD-05 Design Data

1.4.1 DESIGN SUBMITTALS

Provide a complete design package at each milestone, as described in Specification Section 01 33 16 DESIGN AFTER AWARD. The milestones for this project are indicated above in Section 1.4 SUBMITTALS. The specific requirements of each milestone are described in each discipline-specific section of this Specification.

Submit all documents in electronic format (.pdf for text and calculations, .pdf and .dwg (AutoCAD, latest version) for drawings). See Specification 01 33 00 SUBMITTAL PROCEDURES for additional information.

1.4.2 TEST REPORTS

Provide all test results and reports identified in this SOW to the Government as a submittal in accordance with Specification Section 01 33 00 SUBMITTAL PROCEDURES. Submittals will be considered for information only (FIO) submittals unless specifically identified as a submittal requiring government approval. Coordinate with the COR after award for the specific items to be included in the submittal register.

1.5 MATERIALS AND EQUIPMENT

Materials and products used, must be durable, heavy duty industry standard. The equipment must be the manufacturer’s standard quality and must be compatible with all other equipment and materials within the system or assembly. Equipment and materials must include all connections and accessories necessary to ensure operability and correct installation according to manufacturer’s requirements.

Each major piece of equipment must have the manufacturer’s name, address, contact information, type or style, model or serial number, and catalog number on a plate secured to the piece of equipment. The definition of a “major piece of equipment” must be at the discretion of the COR.

1.5.1 LIFE-SPAN

Construction must have an expected life span of 25 years.

1.5.2 MAINTAINABILITY

Low maintenance materials and systems must be employed and must be appropriate for the project climate and location.

1.5.3 OPERABILITY

Systems including but not limited to mechanical, electrical, communications, must be simple to operate and easy to maintain.

1.5.4 STANDARDIZATION

The Contractor must use standardized materials, products, equipment, and systems to minimize the requirements for replacement parts, storage facilities, and service requirements.

1.6 DESIGN DIMENSIONS

The design must be developed using the metric system.

1.7 DESIGN CRITERIA

Project design, site facilities, utility systems and material standards must be in accordance with the latest editions of the Host Nation building codes. In the absence of Host Nation building codes the Contractor must use the International Building Code (IBC) and codes, technical standards, and regulations referenced in this RFP.

While this RFP references various source standards and specifications, all design documents are to meet Host Nation codes and requirements. It is the designer's responsibility to demonstrate that the Host Nation standard is equal to the cited standard or specifications being supplanted. The more restrictive standards must apply when conflicts arise between the requirements of this RFP and any referenced or other applicable codes, standards or regulations. If equivalency cannot be met, the more stringent requirement must be used and both codes must be quoted verbatim in the Contractor’s correspondence to the COR. Where specific standards are not indicated, the designer must determine the required material and execution standards.

Provide an electronic copy of the local host nation standards and building codes in its original language as related to facility design and construction.

1.8 DESIGN CONFERENCES AND MEETINGS

The Contractor and the entire design team are required to participate in a design review conference for each design submittal. Review conferences will be held only if necessary to expedite the review process. The Contractor may request a review conference, but the Government is under no obligation to conduct or participate in a review conference unless specifically identified in the contract documents. The Contractor must bring the personnel that developed the design submittal to any review conference.

All design review conferences must be held via teleconference or be reviewed and comments resolved via email.

The Contractor is responsible for taking meeting minutes during each design review conference and submitting to the COR for information and approval.

The Contractor is responsible for evaluating all Government comments prior to each design review conference. The Contractor is responsible for resolving all Government comments from each design phase. The Contractor must provide annotated responses to each design review comment with the subsequent design submittal packages. Construction may not begin until all Government comments from all design phases have been resolved.

1.9 SPECIAL CONSTRUCTION REQUIREMENTS

1.9.1 THIRD PARTY INSPECTION SERVICES

The Contractor must furnish independent 3rd party inspection services to inspect the electrical and structural construction features of the project. The 3rd party must not be the same company responsible for the electrical or structural installation. This is in addition to the requirements of Contractor Site Personnel Requirements [01 45 05 CONTRACTOR SITE PERSONNEL REQUIREMENTS][01 46 00 SMALL PROJECT CONTRACTOR SITE PERSONNEL REQUIREMENTS]. All testing must be at the expense of the Contractor. The contractor must submit a plan for third party services to the COR. The inspection plan must be approved by the COR prior to construction.

1.9.1.1 GENERAL REQUIREMENTS

3rd Party inspectors must submit professional reports directly to the COR without coordination with the contractor within 48 hours of the actual inspection. Report will contain the following at a minimum: names of all persons present for activity, listing and approval of all related materials, description of observed activity, and 10 photos (minimum resolution: 1504x1000) of the observed activity.

1.9.1.2 THIRD PARTY ELECTRICAL INSPECTOR REQUIREMENTS

The inspector must be a certified Master electrician or licensed degreed Electrical Engineer and have a minimum of 10 years' experience, 5 years in the country where the project work is performed. The contractor must submit the inspector’s CV (Resume) for approval.

Minimum inspections to be conducted: all outlets, off-cover inspection of all panels, verify that GFCI is present on all panels, municipal power connections, lightning protection installations, and generator installations.

Contractor must submit a plan and schedule to be part of the QC Plan or a separate submittal to be tracked via the submittal register, indicating the inspection plan and timing.

1.9.1.3 THIRD PARTY STRUCTURAL ENGINEER INSPECTOR REQUIREMENTS

Structural Engineer must be a licensed graduate engineer with 10 years of experience, 5 years in the country where the project work is performed. Required experience includes, but is not limited to, inspecting concrete moment frame, concrete foundations, roof system and rebar and form work. Furnish CV for approval.

Contractor must submit a plan and schedule to be part of the QC Plan or a separate submittal to be tracked via the submittal register, indicating the inspection plan and timing.

Minimum inspections to be conducted: Bearing capacity of foundation soils, formwork and rebar of foundations, concrete placement of foundations. Formwork, rebar and concrete pour of moment frame. No concrete may be placed in forms without a preceding rebar inspection report and verification of functioning vibration equipment.

Engineer must review concrete test results and sign off on strength approvals.

1.10 ON-SITE REQUIRED PERSONNEL

The Contractor shall provide site personnel required in 01 45 05 for each project site location. Personnel marked as required on site at all times but be solely dedicated to only one project site.

END OF SECTION

2.0 CIVIL AND GEOTECHNICAL

Provide and perform civil engineering design and construction services as required to provide a complete, accessible, functional and usable project. The contractor is required to extensively coordinate civil design and construction work with the scope of the other disciplines described in this SOW.

2.1 SCOPE SUMMARY

Civil works for this project are comprised of, but are not limited to, site survey, geotechnical investigation, demolition, earthwork, storm system, septic system, water, and pavement. Refer to the bid schedule for which of these are base bid or optional.

2.2 EXISTING CONDITIONS

The site is relatively flat with slopes at approximately 0-2%. The site contains existing mud huts, structures, trees and vegetation. There are no gas, water, sanitary sewer, telephone, or communication connections on site. There are existing wells located on the adjacent site. One well is shown on Attachment #2-Conceptual Site Plan. Geotechnical investigations were completed for an adjacent site in preparation for a new warehouse building, and the report is provided in Attachment #6-Geotechnical Report for Adjacent Site. The report is for information only. Another Geotechnical Report will be required for this site; refer to 2.6 GEOTECHNICAL INVESTIGATION AND REPORT for requirements.

There is no known existing topographic survey or as-built information for the site. There are no known UXO or hazardous waste issues with the site.

Prior to bid, investigate the general and local conditions which can affect the work and/or its cost, including but not limited to:

a. Location, size, material, and condition of existing structures, utilities, pavement, vegetation, and any other features. Site information provided to the Contractor by the Government is not to be considered accurate Site Survey information;

b. Weather, river stages, tides, or similar physical conditions at the site;

c. Surface and subsurface materials or obstacles to be encountered insofar as this information is reasonably ascertainable from an inspection of the site and due diligence research.

d. Mobilization and staging.

2.2.1 HAZARDOUS MATERIALS AND CONTAMINATION

There is no prior knowledge of any hazardous materials in the site’s soil. However, it is possible that hazardous material may be found during excavation. If hazardous materials are discovered, secure the area per Host Nation requirements, and notify the COR for further instruction.

2.3 DESIGN SUBMITTALS

Provide civil design submittals in accordance with RFP Section 01 33 16, DESIGN AFTER AWARD and in compliance with SOW Section 1.0 – GENERAL.

65% Design Submittal:

a. Pre-Final Design Analysis of civil features.

b. Final Site Survey (include in the Design Analysis).

c. Final Geotechnical Report (include in the Design Analysis).

d. Final Existing Conditions Plan.

e. Pre-Final Demolition Plan.

f. Preliminary Site Layout Plans - Indicate existing and proposed Civil features. Include other disciplines’ features (faded back) that affect the Civil Design (buildings, mechanical structures, electrical utilities, etc).

g. Pre-Final Grading Plans, Profiles, Cross Sections, and Details, including contours, spot grades, finish floor elevation, and slopes.

h. Pre-Final Utility Plans, Profiles, Cross Sections, and Details (Storm, Sanitary, and Water).

i. Pre-Final Pavement Plans, Profiles, Cross Sections, and Details.

j. Pre-Final Civil Specifications

95% Design Submittal

a. Update all items from the 65% Design Submittal to 95% (Final) Design. Incorporate all 65% design comments.

100% Submittal The 100% Submittal provides a complete and final set of contract documents ready for construction. All previous government review comments must have been addressed. Include all updated drawings, specifications and calculations from the 95% Submittal.

As Built Drawing Submittal In addition to the as-built requirements discussed in RFP Section 00 78 00-CLOSEOUT SUBMITTALS, provide a topographical survey of the site per requirements of SOW Section 2.6-SITE SURVEY. Include existing utility lines or structures (both modified and unmodified) encountered in the construction footprint that were not located on the original Site Survey.

2.3.1 DESIGN ANALYSIS

Provide a Design Analysis for all Civil features that documents significant design choices and substantiates design compliance with contract requirements, applicable codes and standards. Documentation includes narrative, calculations, photographs, sketches, and catalog cut sheets. Reference all applicable regulations, standards, and criteria for the design. Reference sources are subject to Government approval. Provide design assumptions. For design choices, discuss alternative systems considered, and provide rationale for the selected alternative.

The Design Analysis includes but is not limited to:

a. Discussion of Site Layout constraints and design decisions, including but not limited to, land use, vehicle and pedestrian access, orientation of features on-site, setbacks from site features, minimizing utility lengths, minimizing earthwork and tree removal, and future expansion.

b. Discussion of Demolition constraints and design decisions.

c. Discussion of Earthwork and Site Grading constraints and design decisions. Provide cut and fill calculations. Include pertinent geotechnical information that affects earthwork.

d. Discussion of Storm system constraints and design decisions.

e. Discussion of Sanitary system constraints and design decisions. For each section of pipe, include analyses indicating pipe size, friction factor, length, elevations at each end of pipe, slope, design flow (Q), maximum flow capacity, design depth of flow, design percentage full, and design flow velocity. Provide calculations for sizing of structures, including septic tanks, infiltration structures, and pumps. Provide calculations on the pipe’s structural capacity if the pipe is must ower than required in section 2.10-Utilities. Include pertinent geotechnical information that affects the sanitary system.

f. Discussion of Water system constraints, design decisions and source. Provide calculations to demonstrate water system meets project requirements, including demand, water pipe sizing, design water pressure and flow rates at buildings. Provide calculations on the pipe’s structural capacity if the pipe is must ower than required in section 2.10-Utilities.

g. Discussion of Pavement constraints and design decisions. Provide the design vehicle(s) specifications. Demonstrate the turning path of the largest anticipated vehicle(s) in the most constrained situations on the site plans. See Att#4 - Vehicle for Planning. Provide vehicular circulation patterns using Autoturn or equivalent method. Provide calculations for the pavement section. Include pertinent geotechnical information that affects the pavement design.

h. Discussion of Outdoor Furnishings constraints and design decisions. Provide structural calculations for foundations if the foundation is designed by the Designer of Record. Calculations are not necessary if the foundation design is from an industry standard detail.

i. Site Survey as an appendix.

j. Geotechnical Investigation and Report as an appendix.

2.3.2 DESIGN DRAWINGS

Provide Civil design drawings of sufficient detail to address the requirements of each design submittal. Civil drawings include plans, profiles, cross sections, and details of Civil features for the project. Design drawings include all necessary information (labeling, dimensioning, legend, details, notes, etc.) to allow for complete understanding and constructability of all proposed features. Provide comprehensible differentiation between features that are proposed, existing, future, or proposed to be demolished by use of appropriate choice of line styles, line weights, and/or colors. Reference USACE A/E/C Graphics Standard for graphic requirements.

2.3.3 SPECIFICATIONS

Provide Civil specifications of sufficient detail to address the requirements of each design submittal. Specifications, when combined with the design drawings, allow for complete understanding and constructability of all proposed Civil features. Specifications may be notes on the Civil design drawings as an alternative to a separate specifications document.

2.4 DESIGN CRITERIA

Provide civil design in accordance with Host Nation codes. In the absence of Host Nation codes, use the latest release of the International Building Codes (IBC) and the following codes and technical standards:

a. Uniform Facility Criteria (UFC) 3-201-01, Civil Engineering

b. UFC 3-220-01, Geotechnical Engineering

c. USACE A/E/C Graphics Standard (ERDC/ITL TR-12-1)

d. World Health Organization (WHO) Fact Sheet 3.9 – Septic Tanks

e. ANSI/AWWA A100-06, Water Wells

f. NTRP 4-04.2.13/FM 3-34.469/AFMAN 32-1072, Water-Well Drilling Operations

g. USACE AED Design Requirements: Sanitary Sewer & Septic System

UFC documents are free and available on the internet at:

http://www.wbdg.org/ffc/dod/unified-facilities-criteria-ufc

2.5 GEOTECHNICAL INVESTIGATION AND REPORT

Perform a geotechnical investigation and assessment of the project site to determine the subsurface conditions and geotechnical parameters for foundation, grading, and utility design. Perform the necessary amount of testing, borings and test pits at depths suitable for the project improvements. Include geotechnical investigation in areas where borrow material will be used. The Geotechnical work must be performed under the supervision of a professional geotechnical engineer registered with the jurisdiction having authority, and the report must be signed by the Geotechnical Engineer. In the absence of Host Nation codes, perform the geotechnical investigation and report per UFC 3-220-01, Geotechnical Engineering and IBC.

Coordinate testing locations with the COR to avoid impact to existing utilities and facility operations. Utility locates, permits, pavement removal and vegetation clearing is the Contractor’s responsibility. Repair disturbed areas with a concrete patch in paved areas, and compacted soil in non-paved areas. The repaired area must be flush with the adjacent surface. Following restoration, stake and flag each of the hole locations with boring identification numbers. In paved areas, use white paint on the paved surface to mark hole locations. Provide a map indicating the borehole and test pit locations.

2.5.1 REPORT

Include, as a minimum, the following information:

a. Description of field work completed and equipment used; names, signatures and stamps of licensed professionals involved; name of drilling company.

b. A description of site subsurface conditions, regional geology, and seismic conditions at the site.

c. Site map of borehole and test pit locations.

d. High resolution color digital photographs of each borehole and test pit location.

e. Test pit logs with classification of all subsurface materials. The logs must distinguish fill materials from native materials, include all in‐situ test results, and include groundwater depth information, if groundwater is encountered. Distinguish between bedrock and rock boulders.

f. Reports of all the field and laboratory testing.

g. Recommendations for allowable bearing capacity, expected settlement, type of foundation, minimum footing and grade beam dimensions, lateral earth pressure parameters, and minimum depth of foundation for footing and grade beams.

h. Recommendations for preparation, placement, and compaction of onsite soils, borrow material, soil replacement, soil amendment/treatment, structural fill, topsoil, and trench backfill. Include dewatering and temporary retaining structure needs.

i. Deep foundation information

j. Recommendations for pavement design and construction.

k. Recommendations for the septic system involving infiltration.

l. Recommendations for the water well.

m. Calculations to support conclusions and recommendations

2.5.2 DESIGN DRAWINGS AND SPECIFICATIONS

On the design drawings and/or specifications, include geotechnical information that affect the design of the project, including but is not limited to, boring locations, boring logs, groundwater and frost depths, and any details that convey requirements for site preparation.

2.6 SITE SURVEY

Provide a topographic survey from a licensed surveyor that includes all existing site information needed to design and construct the project. Include x, y, and z coordinates to the nearest 0.005 meters, dimensions, material, and basic characteristics of all features within the project site limits, as well as all features outside of the project site limits that will affect the design and construction of the project. Research record drawings to obtain utility and pavement information that is not visible from the surface. Provide notes indicating the sources and any limitations or assumptions of the data. Provide a copy of the survey in CAD, in addition to the paper/electronic requirements of the Design Analysis. Locate and show on the topographic survey the following information:

a. Property boundary, public right of way, and easements. Include the address numbers, street names, and easement records.

b. Survey monuments. Include description.

c. Spot elevations covering the entire survey limits showing high points, low points, grade changes, and at sufficient intervals to represent the general character of the terrain.

d. Contours in intervals of 0.25 meters.

e. Buildings and other miscellaneous structures. Provide finish floor elevation.

f. Pavements. Include pavement type, thicknesses, joint patterns, and pavement markings.

g. Surface Drainage Features. Indicate normal water level for water bodies.

h. Utility lines and structures. Include rim elevations and invert elevations for utility structures; identification of lines as underground or aboveground; pipe sizes and materials.

i. Fences. Include height, material, direction of outrigger, gate locations and types.

j. Signs. Include sign text.

k. Trees/Woods. Locate trees over 150 millimeter diameter at chest height, and include tree species, diameter at chest height, and dripline diameter.

l. Geotechnical boring locations.

m. North arrow and scale of drawing.

n. Legend depicting the symbols and abbreviations used on the drawing.

o. Horizontal and vertical coordinate systems, date of survey, licensed surveyor name and license number.

Site information provided to the Contractor by the Government is not to be considered accurate Site Survey information. Utility field locates and as-built research are the responsibility of the Contractor.

Upon completion of construction, update the original survey with an As-built survey of the site as constructed, including underground utility locations and depths. Submit the As-built survey to the COR for approval.

Reference UFC 3-201-01, Civil Engineering, Section 2-2.2-SURVEYING for survey requirements. Use the Universal Transverse Mercator (UTM) coordinate system. The vertical coordinate system must be based on sea level.

2.7 SITE LAYOUT

Attachment #2 – Conceptual Site Plan of this SOW includes a site sketch that shows a feasible solution for the layout of the site which is to be considered as conceptual only. The actual location of structures and utilities will be determined during the design phase. Amend the site layout as determined by the site-specific constraints, the owner’s preferences, accessibility, and opportunities that are identified and evaluated as part of the Contractor’s scope of work. Locate the building a minimum of three (3) meters away from other buildings. Locate the building outside the dripline of existing trees. Allow for vehicle and pedestrian traffic to access the building, septic tank, elevated water storage tank, well, and generator pad.

The Contractor is responsible for all aspects of the project whether they are shown on the conceptual plan or not. The Contractor's proposed site layout is subject to the approval of the COR.

2.8 DEMOLITION

Remove existing structures, utilities, pavement, vegetation, and any other features to construct the proposed improvements. Protect all trees larger than 150mm diameter at chest height. Show demolition work and limits of disturbance in the drawings. Stake-out the limits of disturbance on-site (approved by COR) before beginning construction. Install erosion control measures before beginning construction.

Reference RFP Section 00 74 00-SPECIAL CONDITIONS and 01 30 00-GENERAL REQUIREMENTS for demolition, protection, and permitting requirements. Reference Section 2.10-UTILITIES for demolition requirements related to utilities.

2.9 EARTHWORK

Perform all earth work necessary for the installation of the proposed improvements.

The Contractor is responsible for defining earthwork requirements in the plans and specifications. Include requirements for satisfactory material, borrow material, structural fill, topsoil, utility trenches, replacement and improvement of on-site soils, soil compaction (for subgrades of structures, paving, and landscaped areas), compaction for utility trenches, maximum lift depths, density testing frequency, maximum temporary and permanent slopes, and engineered support systems. The earthwork requirements must not conflict with the recommendations in the Contractor-provided geotechnical report.

Excavated material, if satisfactory for reuse per the geotechnical report, may be used on the project site where fill is required. Unsatisfactory material, and surplus excavated material not required for fill, may be disposed of on-site in a location approved by the COR. Borrow material may be required for construction from sources off site. Borrow materials are to be free of hazardous materials and contaminants. Any soil brought in from off-site sources must be certified clean.

In the absence of Host Nation standards and geotechnical recommendations, fill and backfill must be placed in layers of 20 centimeters loose thickness and compacted to a minimum 95% of the maximum dry density as determined by Host Nation test method equivalent to ASTM D-1557 (Modified Proctor test). Provide density tests on all lifts at a frequency of 1 test per 40 square meters for foundations and parking, and 1 test per 30 meters of road and utility trench. Round up to nearest whole number (i.e. a 25 square meter foundation requires one test). The location of all tests must be selected by the Contractor’s geotechnical engineer, and copies of all test results must be furnished to the COR. All structure foundation excavations must be inspected and approved by the Contractor’s geotechnical engineer prior to placing concrete. Repair earthwork areas as recommended by the Contractor’s geotechnical engineer, and approved by the COR.

Provide engineered soil support systems (i.e. shoring) as required for the construction of the proposed improvements. The Contractor is responsible for all dewatering necessary for earthwork.

2.9.1 SITE GRADING

Provide site grading that directs storm water runoff away from buildings and structures either by drainage systems or by grading as follows:

a. Finished grades of earth/grass/gravel surfaces adjacent to buildings and structures must slope away from all exterior edges with a minimum slope of 5% for the first 2 meters.

b. Finished grades of paved surfaces adjacent to buildings and structures must slope away from all exterior edges with a minimum slope of 2% for the first 2 meters.

c. Finished grades must not create stagnating water or ponding anywhere on the project site, nor create ponding on adjacent properties. Provide storm improvements if ponding is unavoidable.

d. Set finished floor elevations a minimum of 15 centimeters above finished grade at the perimeter of the building, with the exception of finished grade at entry points.

Site grading around the building must meet local accessibility guidelines. The Contractor must limit proposed slopes to a maximum 2H:1V for non-paved areas.

2.10 UTILITIES

This section applies to all project underground utilities located outside the building, including but not limited to, sanitary sewer, water supply, storm drainage, electrical, communications, gas, liquid fuel, and heat.

Provide utility main alignments a minimum of 3 meters outside the footprint of proposed structures. Provide utility line depths, bedding, and backfill as required by applicable standards and geotechnical recommendations. Minimum cover over pipes is 0.6 meters; greater than frost penetration; or sufficient to support imposed dead and live loads for the pipe materials used; whichever is more stringent. Place plastic warning tape along the route of the buried pipe after installation at a height of 0.3 meters above the pipe.

Any existing utilities encountered within the site boundary that are impacted by this project must be protected, or relocated if protection is not feasible. Relocate existing utility mains outside the structural zone of influence of proposed buildings and structures. Utilities impacted by this project that require decommissioning, or that are already out of service, must be removed up to the utility main and capped. Manholes or underground structures to be abandoned must be removed to a minimum depth of 50 centimeters below finish grade. Fill abandoned manhole or structure per Section 2.9-EARTHWORK requirements.

Coordinate all required installation, relocation, improvement and protection of utilities held by third party (e.g. public or private utility). This includes coordination of any work to be performed by the utility owner. Choice of materials and products for utility installation must be coordinated with the utility owner (customer or third party) to ensure proper integration and compliance with existing systems and allow for easy maintenance and repair of the utilities in the future.

Provide corrosion protection for utilities that provides the minimum life expectancy specified in GENERAL Section 1.0. Any piping or equipment exposed to sunlight must be coated with protective coatings suitable for UV exposure with a minimum expected coating life of 10 years before recoating.

2.10.1 STORM SYSTEM

Provide a gravity storm drainage system to direct runoff away from improvements, eliminate ponding, and prevent erosion. A pump system is not allowed. Provide new roof gutters and downspouts on the new Vehicle Maintenance Facility per the ARCHITECTURAL section of this SOW. Provide concrete splash blocks at each downspout end.

2.10.2 SANITARY SYSTEM

Provide a septic system with tank, drainfield, piping, and all appurtenances. Size the system based on the occupancy and a 5 year maintenance schedule of pumping of the septic tank. Provide geotechnical fabric between soil and drainfield to prevent clogging of the drainfield. Locate the sanitary system to allow for maintenance and cleaning. The system must have the ability to be monitored and pumped out. Locate the septic tank a minimum of 10 meters from buildings. Locate the drainfield a minimum of 3 meters from the septic tank, structures, and outside the dripline of trees. The system must work by gravity. A pump system is not allowed. Provide a minimum pipe diameter of 100 mm and a minimum velocity of 0.76 m/s at peak flow even if calculations justify smaller values. Amend soil as needed to achieve desired infiltration rates.

In the absence of Host Nation standards, design the sanitary system per WHO Fact Sheet 3.9 and USACE AED Design Requirements: Sanitary Sewer & Septic System, and the IBC.

After installation, test sanitary lines and structures for leakage and deflection per local codes. Provide test results to the COR. Locate and repair any sections failing to pass the required tests. Repeat the specified tests and inspections on the repaired sections.

See MECHANICAL Section 6.0 for indoor sanitary scope.

2.10.3 WATER SYSTEM

Provide a water system to connect the proposed building to a proposed well and water storage tank. Design the system to meet all flow requirements of the facility. Assume a well depth of 50m for bidding purposes. The well pump must be powered by a generator, and must have sufficient performance to fill the elevated water storage tank in the amount of time required for proper operation of the water supply system. Provide a locked access to the pump with 2 sets of keys. Provide a manual pump option to the well if the electric pump fails.

To provide a reliable pressure and flow rate to the building, provide an elevated water tank between the well and the building. Provide a water storage tank size and elevation for the operational requirements of the facility. Tanks must be designed, fabricated and constructed for drinking water use. The water tank and piping must be UV resistant and include appropriate features (i.e. shading, insulation) to ensure water temperatures stay at an acceptable level for facility use. The water tank must have the ability to be filled by truck delivery, and include an access ladder and man-way for interior access for cleaning. The location of the fill connection must be convenient and labeled. The fill point and cleaning access must be secured and locked.

In the absence of Host Nation standards, design the well system per ANSI/AWWA A100-06, Water Wells, NTRP 4-04.2.13/FM 3-34.469/AFMAN 32-1072, Water-Well Drilling Operations, and the IBC.

After installation, test well, tank and water supply lines according to local codes. Before the water supply line is put into final operation, disinfect the line, and then flush the line to remove traces of the sterilization agent. Test treated line for coliform bacteria. Provide test results to the COR. Locate and repair any sections failing to pass the required tests. Repeat the specified tests and inspections on the repaired sections.

See MECHANICAL Section 6.0 for indoor water scope.

2.11 PAVEMENT

Provide PCC aprons in front of the pedestrian building entries. Aprons must be a minimum 10 cm thick, over a minimum 10cm of compacted aggregate. Reference Att#3-Architectural Drawings for horizontal dimensions. Provide medium broom finish.

In the absence of Host Nation standards, design pavement per UFC 3-20-01-Chapter 4 Pavements. For PCC, reference STRUCTURAL Section 4.0 for concrete requirements. Perform subgrade tests for all pavements as described in EARTHWORK Section 2.9. The location of all tests must be selected by the Contractor’s Geotechnical Engineer, and copies of all test results must be furnished to the COR.

2.12 OUTDOOR FURNISHINGS

2.12.1 BOLLARDS

Provide one bollard at each exterior corners of the building, and four bollards at each vehicle entrance as shown on Att#3-Architectural Drawings. Provide bollards to protect the generator, well, and water storage tank. Locate bollards 30cm away from the structures. Consistently space bollards 1 meter apart (+/- 0.2 meters) around generator, well, and water storage tank.

Bollards must be minimum 1.22 meter high above ground level, 10 centimeters diameter steel pipe filled with concrete, painted yellow, and embedded in a Portland cement concrete foundation. Steel pipe wall must be minimum 6 millimeter thick. The foundation must not be attached to the building foundation or the slab.

3.0 ARCHITECTURAL

3.1 PROJECT DESCRIPTION

Design and construction of a pre-engineered metal building, two story Vehicle Maintenance Facility with sloped roof and one vehicle inspection and maintenance pit.

The contractor must design and then perform the construction work of a two-story pre-engineered metal building that serves as a Vehicle Maintenance Facility. Extensive coordination will be required between the architectural work and the civil, geotechnical, structural, fire protection, mechanical, and electrical requirements of this project.

3.1.1 DRAWINGS

The design must incorporate all referenced codes and regulations. The Contractor must provide a design and construction package that uses the design details and features given or referenced in this RFP. Additional details must be created by the Contractor as required, but must conform to the requirements of this RFP and are subject to the approval of the COR.

3.1.2 DESIGN SUBMITTAL

Contractor must refer to section 1 for submittals required for this project and below for content of submittal.

3.1.2.1 35% Submittal: Include the following drawings and reports as applicable to the project:

· Floor Plans – Provide all floor plans, indicating room names and basic dimensions.

· Ceiling Plans – Provide reflected ceiling plans for all rooms, indicating ceiling materials and fixtures.

· Building Elevations – Provide all building elevations indicating all exterior materials.

· Roof Plan – Provide a plan of all roof areas, indicating direction of slope and method of drainage.

· Building Section – Indicate heights of critical building elements like roll-up doors ceilings and ceiling mounted features.

· Wall Sections – Provide a typical interior and exterior wall section describing wall materials.

· Room Finish Schedule – Provide intended wall, floor, and ceiling finishes for all rooms in the project.

· Furniture/Equipment Plan – Provide plans showing all intended furniture/equipment (both in this project and to be provided by the local authorities / school administration) and dimension clearances between furniture/equipment and the structure.

· Outline Specifications – Provide outline specifications for all work and materials.

· Design Analysis – Provide a narrative indicating how the design meets the code requirements of this SOW

3.1.2.3 65% Submittal: Provide all updated 35% submittal drawings, text and calculations as well as available “work-in-progress” 95% documents. All comments from the 35% review must be incorporated unless related to 95% submittal.

3.1.2.3 95% Submittal: The 95% Submittal provides a complete and final set of contract documents essentially ready for construction by the Design Built (D/B) Contractor. All previous government review comments must have been addressed. Include the following drawings and reports:

· All required documents from the 35% Submission updated to incorporate all comments from the 35% Review.

· Section and Plan Details – Provide enlarged details of critical intersections indicating all materials

· Room finish schedule

· Window, Door, and Hardware Schedule – Provide size, function, and material for all windows and doors in the project.

· Window and Door Details – Provide enlarged details of door and window head, jamb, and sills both interior and exterior.

· Facade details showing roof at gable, rake, ridge and gutter, as well as window section and footing / proofing as floor.

· Detailed Specifications – Provide detailed specifications with line items for all work and materials.

3.1.2.4 100% Submittal:

· The 100% Submittal provides a complete and final set of contract documents ready for construction. All previous government review comments must have been addressed. Include all updated drawings, specifications and calculations from the 95% Submittal.

3.2 TECHNICAL CRITERIA AND STANDARDS

Project design must be in accordance with the requirements outlined in section 1.7.

3.2.1 LIFE SAFETY REQUIREMENTS

The Contractor must meet all Host Nation and local Fire Suppression System codes and requirements.

All structures to be provided must have exits and means of egress that comply with current Host Nation codes and standards.

In the absence of Host Nation codes and standards, for individual concerns of Life Safety the Contractor must follow appropriate US codes and standards:

NFPA 101 - Life Safety Code

3.2.2 HANDICAPPED ACCESSIBILITY REQUIREMENTS

Not applicable

3.3 GENERAL SCOPE OF WORK

The architectural elements of this facility must be designed to withstand all site-specific environmental conditions such as wide seasonal temperature swings, local wind, rain, snow and earthquake conditions. All architectural features must be appropriately braced for anticipated seismic activity. The Contractor must have flexibility to propose alternate building materials to meet the facility’s requirements, but final selection of materials must be subject to the approval of the COR. Materials and building systems must be selected with consideration given to economics not only in the initial acquisition, but also in the future maintenance of the materials when incorporated into the work.

3.4 DETAILED SCOPE OF WORK

The contractor must be responsible for the following specific task required for the construction of this facility.

3.4.1 DEMOLITION

Architectural demolition work is not part of this RFP.

3.4.2 BUILDING SYSTEM AND MATERIALS

The intent of this RFP is to allow the contractor the maximum flexibility to design and construct this facility in an economical manner without sacrificing good engineering practices, quality materials and systems. The Government would like low or no maintenance finish materials to the greatest extent possible. Building materials as described herein for roofing, walls, ceilings, doors, windows and floors are minimum requirements and may require revision based on code compliance and criteria.

3.4.2.1 FIRE PROTECTION RATINGS OF INTERIOR FINISHES

All interior finishes must conform to Host Nation fire protection standards/requirements or equivalent US standards/requirements.

3.4.2.2 ACOUSTICAL DESIGN

Doors and walls must meet the minimum sound protection per Host Nation requirements.

3.4.3 VEHICLE MAINTENANCE FACILITY

The facility described in this SOW is to design to accommodate four (4) Mercedes-Benz Atego trucks (see attachment). Six trucks will be the requirement if the third bay option is provided. The maintenance bay only needs to be able to accommodate two (2) vehicles in depth. Minimum size/space requirements have to be met to allow for parking, maintenance and maneuvering. The approximate dimensions of one (1) Mercedes-Truck are shown in the attachment. A two (2) story admin / storage area must be provided in addition to the main vehicle maintenance area.

3.4.3.1 FLOOR SLABS

3.4.3.1.1 SCREED AND FLOOR SLAB

Provide concrete slabs as required in this SOW. Concrete slabs must have proper reinforcing to prevent both aesthetic and structural cracking and carry the load given in the Structural Section of this SOW. All concrete surfaces must be sealed with epoxy coating to protect against oil and chemical spills.

3.4.3.1.2 VEHICLE MAINTENANCE PIT

Provide vehicle maintenance reinforced concrete pit for one bay as shown in attached floor plan. The pit must be waterproofed and epoxy coated. Coating must be resistive to oil, grease, brake liquid and fuels and battery acid. Provide manufacture’s product information to COR for acceptance. Pit floors must be sloped to the center of the floor. Provide concrete stairs with same epoxy coating for pit access. Removable steel handrails must be provided for pit fall protection. Each pit must be 6.00 m long, 1.20 m wide and 1.60 m deep.

3.4.3.2 WATERPROOF CONCRETE SLAB AGAINST UPRISING MOISTURE

For sub-construction under and for concrete slabs see structural section.

3.4.3.3 WALLS

3.4.3.3.1 EXTERIOR WALLS

Exterior walls must be thermally insulated to meet local energy codes, pre-fabricated metal panels, factory coated and finished in inside and outside. Panels must have tongue and groove with rubber gaskets to interlock and seal weather and air tight. Ventilation louvers with insect screens must be provided in the top of the gable walls. Louvers must prevent any rain water from entering the building. Lightning protection system must be provided. Metal panel walls must be connected to lightning protection system (see electrical section).

3.4.3.3.2 INTERIOR WALLS

3.4.3.3.2.1 INTERIOR WALLS – FIRE RATED

Interior walls, separating the admin / storage area from vehicle bays and stairwells must be constructed of CMU blocks and reinforced concrete IAW Structural requirements described in this SOW. Interior walls must be provided with plaster finishes and painted. Walls must extend to the underside of the roof and be separated / sealed with fire rated material. Wall ceramic tiles must be provided on all interior bathroom and locker room walls from floors to ceilings.

3.4.3.3.2.2 INTERIOR WALLS – NON-FIRE RATED

Interior partitions, other than described in 3.4.3.3.2.1 above, must be gypsum wall board (double clad on metal studs, fastened with appropriate screws), or masonry wall construction. All interior partitions on the first floor must extend to the structural ceiling / floor above. Wall ceramic tiles must be provided on all interior bathroom and locker room walls from floors to ceilings.

3.4.3.4 STAIRS

Provide stairs as shown in attached floor plans. Stairs must be reinforced concrete and have guards and handrails and meet NFPA 101 and local codes (whichever is more stringent).

3.4.3.5 ROOF

Roof construction must be IAW the requirements described in the Structural Section of this SOW. Provide sloped corrugated metal sheet roofing. Roof panels must be factory finished on both sides, with thermal insulation to match the thermal insulation value of the wall panels and per local energy codes. Slope must be min. slope 15 degree or as per product manufacturer. The thermally insulated roofing must be supported by a steel frame/truss system with purlins. Fastening and overlapping of roof covering material must be in accordance with manufacturer guidelines and structural requirements. Fastening through corrugated roofing must always be at the high point (“ridge”) of the profile. Roofing material must be factory finished. Metal roofing must be anodized or coated with protective film / foil. Fastening materials must be corrosion resistive. All metal flashing must be per manufacturer’s standard system. No “self made” metal flashing will be accepted. Do not use different metals causing galvanic corrosion.

Roofing material selected must provide for a minimum 25 year life span without requiring major repair or maintenance. Provide manufacturer product documentation to meet life time requirement.

3.4.3.5.1 GUTTERS AND DOWNSPOTS

Gutters and downspouts must be heavy duty industry standard and match the roofing material to avoid galvanic corrosion. Provide concrete splash blocks at each downspout end. PVC gutters and down pouts will not be accepted.

3.4.3.6 DOORS

3.4.3.6.1 EXTERIOR VEHICLE DOORS

Contractor must provide exterior vehicle gates with minimum clear height of 3,5m and minimum clear width of 3,50m. Gates must be segmented roll-up type with insulated metal panels and maximum of transparent panel infill for natural light. Surface of gates must be factory finished with powder coating for maximum durability and corrosion resistance. Gates must meet local energy saving regulations and have personnel doors integrated to meet local fire and building codes, providing a minimum of two exits, remotely located, within travel distances as required by local codes.