NAVFAC Design-Build Model Request for Proposal - Test

G10 GENERAL

G10 1.1 DESIGN GUIDANCE

Provide the design and installation in accordance with the following references.  This Performance Technical Specification (PTS) adds clarification to the fundamental requirements contained in the following Government Standards.  The general requirements of this PTS section are located in PTS Section Z10, General Performance Technical Specification.

G10 1.1.1 Industry Standards and Codes

Refer to UMRL for reference designation identification.

G10 1.1.2 Government Standards

CORPS OF ENGINEERS (COE)

COE EM 385-1-1, Safety and Health Requirements Manual

UNIFIED FACILITIES CRITERIA (UFC)

UFC 3-200-10N, Civil Engineering

UFC 3-220-01N, Geotechnical Engineering

UFC 3-800-10N, Environmental Engineering for Facility Construction

UNIFIED FACILITIES GUIDE SPECIFICATIONS (UFGS)

UFGS 31 23 00.00 20, Excavation and Fill

G10 1.2 PERFORMANCE VERIFICATION AND ACCEPTABLE TESTING

Compliance with the requirements will be determined by a review of the design and construction submittals and by field inspection.  See Section 01 33 10.05 20, Design Submittal Procedures, and Section 01 33 00.05 20, Construction Submittal Procedures, for additional requirements.
Verification of satisfactory earthwork performance shall be via testing detailed in the paragraph, "Field Quality Control", in UFGS Specification Section 31 23 00.00 20, Excavation and Fill.

G10 1.3 DESIGN SUBMITTALS

Design Submittals shall be in accordance with UFGS section 01 33 10.05 20, Design Submittal Procedures, UFC 1-300-09N, Design Procedures, UFC 3-200-10N, Civil Engineering, and UFC 3-220-01N.

In addition, UFGS sections listed below or in the body of the PTS text are to be used by the Designer of Record (DOR) as a part of the design submittal. If the UFGS products or systems are applicable to the project, the DOR shall edit these referenced UFGS sections and submit them as a part of the design submittal specification.  Edit the specification sections in accordance with the limitations stated in PTS section Z10, General Performance Technical Specifications.

UFGS 31 23 00.00 20 (02315N), Excavation and Fill

G10 1.4 CONSTRUCTION SUBMITTALS

Submit construction submittals in accordance with PTS Section Z10, General Performance Technical Specifications.  In addition to the Z10 requirements, the Designer of Record (DOR) shall approve the following construction submittals as a minimum:

Submittals in UFGS 01 57 19.05 20 (01577N), Temporary Environmental Controls for Design-Build.

Submittals in UFGS Specification Section 31 23 00.00 20 (02315N), Excavation and Fill. 

Demolition plan in accordance with Section 01 74 19, Construction and Demolition Waste Management.

G10 1.5 GEOTECHNICAL REPORT

G10 1.5.1 Subsurface Soils Information

Any provided subsurface soil information is included for the Contractor's information only, and is not guaranteed to fully represent all subsurface conditions.  The data included in this RFP are intended for proposal preparation and preliminary design only.  The Contractor shall perform, at his expense, such subsurface exploration, investigation, testing, and analysis as his Designer of Record deems necessary for the design and construction of the site improvements.

G10 1.5.2 Contractor-provided Geotechnical Engineer

The Contractor-provided Geotechnical Engineer is required to be experienced with soil conditions in the region where the project site is located.  The Geotechnical Engineer shall evaluate the RFP data, obtain and evaluate all additional data as required to support the design and construction, and prepare a Geotechnical Report.

All work by the Contractor-provided Geotechnical Engineer at the project location, if required, shall be coordinated with the Contracting Officer and shall not interfere with normal base operations.  A minimum of two weeks prior to the Foundation Work Design submittal, provide the Contractor's Geotechnical Report (an Adobe Acrobat PDF version on CD and two printed copies) for review and record keeping purposes.  The report shall become the property of the Government.  Provide the geotechnical reports generated during construction, such as pile driving results and analysis, to the Contracting Officer (an Adobe Acrobat PDF version and two printed copies) for record keeping purposes.

G10 1.5.3 Contractor-Provided Geotechnical Report

Submit a written Geotechnical report based upon Government-provided subsurface investigation data and all additional field and laboratory testing accomplished at the discretion of the Contractor’s Geotechnical Engineer.  The Geotechnical Report shall include the following:

1. The project site description, vicinity map and site map indicating the location of borings and any other sampling locations.  Provide 24 hour groundwater observations for at least 20% of the borings, minimum one boring.  Provide notes explaining any abbreviations or symbols used and describing any special site preparation requirements.
2. Results of all applicable field and laboratory testing, whether Government or Contractor-provided.  Address existing subsurface conditions, selection and design of the foundation and floor slab, all underground construction including utility installation and all other site specific requirements (such as soil stabilization and slope stability).
3. Engineering analysis, discussion and recommendations Addressing:
   
   1)  Settlement analysis - Settlement shall be limited as required in EM 1110-1-1904 "Settlement Analysis".
   
   2)  Bearing Capacity analysis
   
   3)  Foundation selection (shallow, deep, special) and construction considerations; dimensions, and installation procedures.
   
   4)  Site preparation (earthwork procedures and equipment, compaction requirements, building slab preparation (as applicable), soil sensitivity to weather and equipment, groundwater influence on construction, mitigation of expansive soils or liquefaction potential, and dewatering requirements).
   
   5)  Sheeting and shoring considerations, as applicable.
   
   6) Pavement design calculations with parameters defined, actual or assumed, and recommended thicknesses and materials.
   
   7)  Haul routes and stockpile locations for earthwork, as applicable.
   
   8)  Calculations to support conclusions and recommendations.
   
   9)  Recommendations shall be presented on a structure-by-structure basis.

The Geotechnical Report shall be signed by a registered Geotechnical Engineer.

The submitted report shall be accompanied by a cover letter identifying any report recommendations proposed to be adopted into the design which are interpreted by the Contractor as a changed condition to the Geotechnical or Pavement related requirements of the RFP.

G10 1.5.4 Geotechnical Site Data required in Design Drawings

The Contractor's final design drawings shall include the Government-provided subsurface data presented in the RFP, as well as any additional borings and laboratory test result data performed by the Contractor.  The data provided shall include:

1. Logs of Borings and related summary of laboratory test results and groundwater observations.  Provide 24 hour groundwater observations for at least 20% of the borings, minimum one boring.  Provide notes explaining any abbreviations or symbols used and describing any special site preparation requirements.
2. The locations of all borings shall be indicated on the drawings.  The applicable design drawings shall be revised to reference the Contractor's Geotechnical Report as being a basis for design.
   

G1010 SITE CLEARING

G1010 1.1 GENERAL

Clear and grub project site as required for project construction.

G1010 1.2 BURNING

Where burning is permitted, adhere to the applicable federal, state, and local regulations.

G101001 CLEARING

G101001 1.1 CLEARING

The Contractor shall clear all trees, shrubs, brush and vegetation necessary for construction of the project.  Clearing includes the felling, trimming, and cutting of trees into sections.

G101001 1.2 PRESERVATION

Preserve and protect trees, shrubs and vegetation not directly impacted by the construction in accordance with Section 01 57 19.00 20, Temporary Environmental Controls.

G101002 TREE REMOVAL

Remove and dispose of trees to a depth of at least 18 inches (450 mm) below ground surface.  Fill depressions with satisfactory material and compact.  Mound fill 2 inches (50 mm) above adjacent surface to allow for settling when not part of a subbase.

G101003 STUMP REMOVAL

Remove stumps to a depth of at least 18 inches (450 mm) below ground surface and grind stumps 18 to 30 inches (450 to 750 mm) below ground surface.  Fill depressions with satisfactory material and compact. Mound fill 2 inches (50 mm) above adjacent surface to allow for settling when not part of a subbase.

G101004 GRUBBING

Within the clearing limits, remove and dispose of all logs, shrubs, brush, matted roots, roots larger than 2 inches (50 mm) in diameter, and other debris to a depth of at least 18 inches (450 mm) below ground surface.  Fill depressions made by grubbing with satisfactory material and compact to make the new surface conform to the adjacent surface of the ground.

G101005 SELECTIVE THINNING

G101005 1.1 TREE THINNING

NOTE:  Coordinate with landscape architect for maintenance requirements.  Indicate trees to remain in another part of the RFP. 

Trim trees to remain of dead branches 1-1/2 inches (38 mm) or more in diameter.  Neatly cut limbs and branches to be trimmed close to the bole of the tree or main branches.

G101006 DEBRIS DISPOSAL

Prevent spillage on pavements, streets, or adjacent areas.  Dispose of all surplus and unsuitable material off of Government property.

G1020 SITE DEMOLITION & RELOCATIONS

G1020 1.1 GENERAL

Demolition work shall include the demolition, removal and legal disposal of existing construction debris as required to accommodate the new construction.  The Contractor shall take care to prevent damages to existing utilities, construction and materials not scheduled for demolition, repair or replacement, and shall repair damages to the construction and materials to the satisfaction of the Contracting Officer and at no additional cost to the Government.

G1020 1.2 AUTHORIZATION

Do not begin demolition until the Demolition Plan has been approved by and authorization is received from the Contracting Officer.

G1020 1.3 TITLE TO MATERIALS

Whenever possible, all features demolished shall be salvaged or recycled in lieu of being disposed of as waste in a landfill.  Existing features to be demolished which are not salvageable or reused, shall become the property of the Contractor and shall be removed from project site.  The Government will not be responsible for the condition, loss of, or damage to, such property after contract award.  Materials and equipment shall not be viewed by prospective purchasers or sold on the site.

G1020 1.4 REUSE OF MATERIALS AND EQUIPMENT

Remove and store materials and equipment to be reused or relocated to prevent damage, and reinstall as the work progresses.

G1020 1.5 SALVAGED MATERIALS AND EQUIPMENT

Salvage materials and equipment that are to be removed by the Contractor and that are to remain the property of the Government, and deliver to a storage site on the station in accordance with instructions of the Contracting Officer.

G102001 BUILDING MASS DEMOLITION

NOTE:  Coordinate with architectural, structural, environmental and hazardous materials disciplines.  Ensure hazardous materials and environmental concerns are addressed in G1040 and F20. 

Refer to Section F20 for additional information.

G102002 ABOVEGROUND SITE DEMOLITION

G102002 1.1 DUST AND DEBRIS CONTROL

Prevent the spread of dust and debris to occupied portions of a building or on pavements and avoid the creation of a nuisance or hazard in the surrounding area.  Do not use water for dust control if it results in hazardous or objectionable conditions such as, but not limited to, ice, flooding, or pollution. Sweep pavements as often as necessary to control the spread of debris that may result in foreign object damage potential to aircraft.

G102002 1.2 PROTECTION

G102002 1.2.1 Traffic Control

G102002 1.2.2 Foreign Object Damage (FOD)

G102002 1.2.3 Existing Work

G102002 1.2.4 Noise Pollution

G102002 1.3 PAVING AND SLABS

Remove concrete and asphaltic concrete paving and slabs as required for construction of project.  Remove the existing aggregate base in areas to receive new pavement to the depth of the proposed pavement section below new finish grade.   Remove the existing aggregate base in areas not to receive new pavement to a depth of 8 inches (200 mm) below existing adjacent grade and break remaining pavement (if any) to allow drainage.  Provide neat sawcuts at limits of pavement removal; protect sawcuts so that new pavement will butt against the existing without feathering.

G102002 1.4 ABOVEGROUND STORAGE TANKS

Perform aboveground storage tank removal work as indicated in the RFP, in accordance with the ESR and the approved aboveground storage tank removal work plan as described in Section 01 57 19.00 20, Temporary Environmental Controls.

G102003 UNDERGROUND SITE DEMOLITION

G102003 1.1 UTILITY TERMINATION

Terminate utilities in accordance with state and local rules and regulations; the nationally recognized code; and the requirements of the utility provider covering the specific utility; UFC 3-200-10N, Civil Engineering; and approved by the Contracting Officer.

G102003 1.2 PROTECTION OF EXISTING UTILITIES

Protect existing utilities to remain.  Where removal of existing utilities and pavement is required, provide approved barricades, temporary covering of exposed areas, and temporary services or connections. Repair damage to existing utilities to remain at no additional expense to the government.

G102003 1.3 UNDERGROUND STORAGE TANKS

Perform underground storage tank removal work as indicated in the RFP, in accordance with the ESR and the approved underground storage tank removal work plan as described in Section 01 57 19.00 20, Temporary Environmental Controls.

G102004 BUILDING RELOCATION

NOTE:  Coordinate with architectural, structural, environmental hazardous materials disciplines.   Ensure hazardous materials and environmental concerns are addressed in G1040 and F20. 

Refer to applicable portions of Section F20 for additional information.

G102005 UTILITY RELOCATION

Repair relocated items that are damaged or replace damaged items with new undamaged items as approved by the Contracting Officer and at no additional expense to the government.

G102006 FENCING RELOCATION

Remove and replace post foundations.  Repair relocated items that are damaged or replace damaged items with new undamaged items as approved by the Contracting Officer and at no additional expense to the government.  Refer to Section G204001 for requirements for new fence systems, as applicable.

G102007 SITE CLEANUP

Remove rubbish and debris from the station daily; do not allow accumulations inside or outside the building(s) or on pavements.  Store materials that cannot be removed daily in areas specified by the Contracting Officer.

G1030 SITE EARTHWORK

G1030 1.1 GENERAL

This section includes the design and construction requirements for earthwork and grading related to construction of the roadways, parking, paved areas and other related sitework. Refer to Section A10 for earthwork related to construction of structures, including building, footings, foundations, retaining walls, slabs, tanks,  and utility appurtenances.

The Designer of Record shall utilize UFGS Specification Section 31 23 00.00 20, Excavation and Fill, for the project specification, and shall submit the edited specification section as a part of the design submittal for the project.

G103001 GRADING

G103001 1.1 ELEVATIONS

Establish finish floor elevations as required by UFC 3-200-10N, Civil Engineering.

G103001 1.2 SITE GRADING

The Contractor shall preserve natural topographic features to minimize the impact on the existing drainage patterns at and adjacent to the site.  Provide site grading in accordance with the requirements of the UFC 3-200-10N, Civil Engineering.

G103001 1.3 FINISHED SURFACES

Finish grading shall provide drainage towards new and existing drainage features.  Finish grading shall not result in low spots that hold water or that direct runoff towards new or existing facilities or site amenities.  Finish grading shall be in accordance with the requirements of the UFC 3-200-10N, Civil Engineering.

G103002 COMMON EXCAVATION

The Contractor shall preserve natural topographic features to minimize cut and fill requirements.  All unsuitable material and surplus excavation shall become the property of the Contractor and shall be disposed of as indicated in the Project Program.

G103003 ROCK EXCAVATION

NOTE:  G1030 of this section directs the Designer of Record to utilize UFGS Specification 31 23 00.00 20, Excavation and Fill, and directs editing of the bracketed options within that section.  Blasting is included as an option in Section 31 23 00.00 20.  Blasting will generally not be allowed, except in Puerto Rico and the Azores. 

If blasting is allowed, it shall be conducted in accordance with EM 385-1-1 and Federal, state, and local safety regulations.  Blasting mats shall be provided, and non-electric blasting caps shall be used.  Notify the Contracting Officer 24 hours prior to blasting.

Requests for additional compensation shall not be made by the Contractor for degree of hardness or difficulty encountered in removal of material.  All unsuitable material and surplus excavation shall become the property of the Contractor and shall be disposed of as indicated in Project Program.

G103004 FILL & BORROW

G103004 1.1 SOURCES

NOTE:  Indicate source of fill.

Where sufficient topsoil and satisfactory materials are not available on the project site, provide suitable borrow materials.

G103004 1.2 UNSATISFACTORY SOIL MATERIALS

Remove unsatisfactory soil materials from the site in accordance with the Project Program and replace with satisfactory soil materials in accordance with UFGS Specification Section 31 23 00.00 20, Excavation and Fill.

G103004 1.3 TOPSOIL

Refer to Section G2050, "Landscaping".  Remove unsatisfactory, existing topsoil from the site in accordance with the Project Program.

G103005 COMPACTION

Provide compaction in accordance with UFGS Specification Section 31 23 00.00 20, Excavation and Fill, and the recommendations of the Contractor's Geotechnical Engineer, whichever is greater.

G103006 SOIL STABILIZATION

Provide soil stabilization designed to function as required by site conditions in accordance with the State Highway specifications and standards in the state where the project is located. Apply and install geosynthetics in accordance with the manufacturer's written instructions.

G103007 SLOPE STABILIZATION

Provide slope stabilization methods in accordance with the State Highway specifications and standards in the state where the project is located.  Design and install manufactured products, gabions, geogrids, rock anchors in accordance with the manufacturer's written instructions.

G103008 SOIL TREATMENT

G103008 1.1 TERMITE CONTROL

Refer to Section A1010 1.2, "Termite Control".

G103008 1.2 RODENT AND VEGETATION CONTROL

Prevent and eliminate standing water.

G103009 SHORING

Provide sheeting, shoring, bracing, cribbing and underpinning in accordance with the Army Corps of Engineer's Safety and Health Requirements Manual (COE EM 385-1-1), UFC 3-220-01N, Geotechnical Engineering, UFC 3-300-10N, Structural Engineering, and all other applicable Federal, State and local codes and requirements

Provide protection of existing structures.

G103010 TEMPORARY DEWATERING

The design of the temporary dewatering system shall account for soil conditions, rainfall, fluctuations in the groundwater elevations and the potential settlement impact on adjacent facilities due to dewatering.  Provide dewatering in accordance with UFGS Specification Section 31 23 00.00 20.  While the excavation is open, the water level shall be maintained continuously, at least 1.0 foot (0.30 m) below the working level.

French drains, sumps, ditches or trenches will not be permitted within 3 feet (0.9 m) of the foundation of any structure without written approval of the NAVFAC Civil/Geotechnical Reviewer.

G103011 TEMPORARY EROSION & SEDIMENT CONTROL

G103011 1.1 TEMPORARY EROSION & SEDIMENT CONTROL

Develop and implement temporary erosion and sediment control measures and other Best Management Practices (BMPs) prior to or in conjunction with commencement of earthwork in accordance with the state Erosion and Sediment Control Laws and Regulations.  Remove all non-permanent erosion control measures after vegetation is fully established.

G103011 1.2 MAINTENANCE

Maintain temporary erosion control measures in accordance with state Erosion and Sediment Control Laws and Regulations throughout the project until areas are fully stabilized.

G103090 OTHER SITE EARTHWORK

G103090 1.1 HISTORIC AND ARCHAEOLOGIC ARTIFACTS

Refer to Section 01 50 00.05 20, Temporary Facilities and Controls for Design-Build, in Part 2 of this RFP.

G103090 1.2 PIPELINE CASING UNDER RAILROADS OR PAVEMENTS

Where required by code or local practice provide casing for piping under railroads or pavements.  The Contractor is responsible for obtaining permits from all government and nongovernment owners/agencies in designing and providing the work.

G103090 1.3 TOPSOIL AND SEED

Provide topsoil and seed according to UFGS Specification Section 31 23 00.00 20, Excavation and Fill, except when landscaping is required.

G1040 HAZARDOUS WASTE REMEDIATION

G1040 1.1 EXCAVATION

Perform excavation of contaminated soil and groundwater as indicated in the RFP, in accordance with the ESR and the approved contaminated soil and groundwater removal work plan as described in Section 01 57 19.00 20, Temporary Environmental Controls. Areas of contamination shall be excavated to the depth noted elsewhere in the RFP.  Select methods and equipment to minimize disturbance to areas beyond the limits of the excavation area.  Material that becomes contaminated as a result of the Contractor's operations shall be removed and disposed of at no additional cost to the Government.  Where excavation extends into groundwater levels, dewatering methods shall be employed on a localized basis to facilitate excavation operations.  Water generated by dewatering during excavation shall be collected and tested in accordance with the ESR and the approved work plan.

Water that contains contaminants above the levels indicated in the ESR shall be disposed of in accordance with the ESR and the approved work plan.

Non-contaminated water may be disposed of on-site.

G1040 1.2 STOCKPILED SOILS

Soils determined to be contaminated in accordance with the criteria in the ESR must be stockpiled in accordance with the contaminated soil and groundwater removal work plan as described in Section 01 57 19.00 20, Temporary Environmental Controls, and shall be disposed of in accordance with the requirements of the ESR.

Soils that are determined to contain contaminants below the criteria listed in the ESR may be used as clean fill.

G1040 1.3 CLEAN FILL

Soils that are determined as clean fill via testing shall be backfilled and compacted in accordance with the requirements listed in the ESR.

G1040 1.4 SPILLS

In the event of a spill or release of hazardous substances, pollutant, contaminant or oil, notify the Contracting Officer immediately.  Containment actions shall be taken immediately to minimize the effect of any spill or leak.  Clean up shall be performed at the Contractor's expense in accordance with the ESR and the approved spill work plan as described in Section 01 57 19.00 20, Temporary Environmental Controls.

G1040 1.5 DISPOSAL

All waste materials shall become the property of the Contractor and shall be transported, disposed of in accordance with the criteria listed in the ESR and the approved disposal plan as described in Section 01 57 19.00 20, Temporary Environmental Controls.

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