Spec_012100._ALLOWANCES.r2017.52517.pdf

ALLOWANCES 012100 - 1

DWIGHT D. EISENHOWER MEMORIAL

100% Construction Documents March 1, 2017

SECTION 012100 – ALLOWANCES

PART 1 - GENERAL

1.1 RELATED DOCUMENTS

A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 01 Specification Sections, apply to this Section.

B. Related Sections: The following Sections contain requirements that relate to this Section:

1. The Agreement, Section II.B “Contract Price Form”.

2. The Agreement, Section III.D “Project Schedule”.

3. Section 012600 – Options

4. Section 032000 – Concrete Reinforcement

5. Section 044200 – Exterior Stone Veneer Cladding (Stone testing and engineering including stone for bas relief and inscriptions)

6. Section 044300 – Exterior Stone Paving

7. Section 044700 – Stone Bases and Benches

8. Section 051300 - Custom Structural Steel Castings

9. Section 051520 - Cable Assemblies, Structural Steel Support and Tapestry Installation

10. Section 131413 – Stone Artwork (Bas Relief artwork and Inscription artwork)

11. Section 131423 - Bronze Artwork (Sculptures, Bronze Inscriptions, Bronze Medallions)

12. Section 133130 - Metal Tapestry Panels

13. Section 316316 – Auger Cast-In-Place (ACIP) Piles

14. Section 329600 - Transplanting Large Trees

1.2 SUMMARY

A. Certain materials, equipment or other work are specified in the Contract Documents by allowance to accommodate selection of actual materials, equipment or other work under sole source authority.

B. Some elements of the memorial have been selected from vendors that meet specific design criteria or are produced by artists who have participated as collaborators in the design process.

These elements are specified as sole-source items to be included in the contract. In order to facilitate the pricing of the contract work by the contractor, allowances are included herein for the cost of these sole-source items. Not all sole-source items specified in the Contract Documents are covered by an allowance.

C. An allowance amount is either: 1) stated as a lump sum (fixed price); or 2) is stated as a unit price for an indicated quantity (fixed quantity), with the unit price multiplied by the indicated quantity establishing a lump sum.

D. An allowance amount shall be included in the contract price. The contract price will be adjusted by contract modification for the difference between the allowance amount and the actual amount for the work.

E. For an allowance stated as a unit price, the actual quantity and calculation of the actual amount shall be approved by the Contracting Officer’s Representative after completion and acceptance of the allowance work, based on the following information when applicable.

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1. Invoices or delivery slips.

2. Credit from manufacturer or supplier for unused material.

3. In-place measurements provided by the Contractor, the allowance subcontractor and the

Contracting Officer's Representative, either individually or collectively.

4. Other relevant data.

1.3 PROCEDURES

The following items are specified as an Allowance. The contract time of performance includes all work associated with all allowances. The Contractor is to schedule the project work such that coordination, delivery and installation of these items as indicated herein is included within the project schedule and does not delay the completion of the project.

1. 1-A: Tapestry fabrication (Base Construction Contract, Option No.1 and Option No. 2).

This Allowance is excluded from Alternate A.

1. 1-B: Oversight of the Tapestry Installation. This Allowance is excluded from Alternate A.

2. 2-A - Deposit - Specimen Tree (Base Construction Contract)

3. 2-B – Specimen Tree Purchase (Option No. 1)

4. Deposit – Stone (Column cladding, bas-reliefs, pavers, benches, and art-block cladding

(Base Construction Contract and Option No.1)

5. Development and Fabrication of the Bas-Reliefs artwork (Base Construction Contract, Option No. 1 and Option No. 2)

6. Development and Fabrication of the Stone Inscriptions (Option No. 1 and Option No. 2)

7. Unit Price contaminated soil removal and disposal (Base Construction Contract and

Option No. 1)

8. Unit Price Concrete Caissons for Columns (Option No. 1)

A. Allowances where a Sole Source Vendor/subcontractor is specified are to be included as specified and as stated in the Allowance. No substitutions will be accepted.

B. The contractor is to assign and identify the corresponding allowance within his detailed cost documentation

1.4 ALLOWANCE FOR PURCHASE DEPOSITS

A. An allowance for a deposit towards the purchase of material or equipment shall cover only the cost of the deposit needed to reserve / hold the specified material or equipment for later purchase. The allowance is for the cost of materials only. The allowance amount shall be adjusted by contract modification to correspond to the actual price of the deposit.

B. Contractor's costs for coordinating the purchase deposits, making the purchase deposits, overhead, profit and other general conditions and expenses contemplated for the purchase deposits shall only be included in the contract price but not in the allowance amount.

1.5 ALLOWANCE FOR FULL WORK

A. An allowance for the described Full Work shall cover all costs contemplated for the subcontracted work, except the Contractor's overhead, profit, general conditions and related expenses for managing the subcontractors and coordinating the subcontractors’ work covered by the allowance.

ALLOWANCES 012100 - 3

B. Unless the description of an allowance specifically limits the amount to the purchase of, or deposit toward, the purchase of material or equipment, the allowance shall include the Full Work.

C. If there is a change (up or down) to the allowance amount for a Full Work Allowance item, a corresponding adjustment will be made via contract modification to the contractor’s overhead, profit, and general conditions and related expenses associated with the Full Work.

1.6 SUBMITTALS

A. Submit subcontract bids for allowance work, as specified, for the Contracting Officer's inspection and approval.

B. When requested by the Contracting Officer, submit invoices or delivery slips, credit slips, measurements and other data showing actual quantities in fulfillment of allowance work.

PART 2 - PRODUCTS (Not Applicable)

PART 3 - EXECUTION

3.1 EXAMINATION

A. Promptly upon delivery, examine materials and equipment covered by an allowance for damage or defects.

B. Replace damaged or defective materials and equipment with specified products without damage or defects.

3.2 PREPARATION

A. Coordinate materials, equipment and their installation for the allowance work with related material, equipment and installations for complete integration and interfacing of the allowance and related work.

3.3 SCHEDULE OF ALLOWANCES

A. Allowance No. 1-A: Fabrication of the Tapestries – this is a full work Allowance for the fabrication only of the tapestries. The tapestry artisan was selected during the design phase and will be a sole-source vendor to the contractor. The Tapestry Artist will be Tomas Osinski, his contact email is todinc@earthlink.net. No substitutions will be allowed. For coordination purposes, the tapestry artisan may be a sub-contractor to the Cable Assembly Vendor. The fabrication of the tapestries shall be completed for the allowance amount specified in the chart at the end of this section. This allowance includes all submittals, samples, mock-ups, materials, coordination, and fabrication of all the tapestries as detailed on the drawings and specified in section 133130 of the contract documents. The contractor’s schedule must incorporate the sole-source vendor’s schedule.

1. This work includes the tapestry and the accessories to allow attachment to the cable net system, as shown on the contract drawings and in Spec Section 133130.

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2. The tapestry panels are not to be stored on site.

3. Local storage of the panels after delivery to the Contractor is not covered in the allowance. The Contractor is responsible for local receipt and storage of the tapestry panels as they are produced and shipped.

4. The cable net system and custom elements required to attach the panels to the cable net system is not included as part of the Allowance.

5. Installation of the tapestries onto the cable net system is not included in the allowance.

6. Tapestry lighting is not included in the Allowance

7. The cable net system provider will coordinate with the tapestry artist for the design of the custom elements required to attach the panels to the cable net system.

8. The contractor’s project schedule shall include all activities required to fabricate and furnish the tapestries starting in the Base Construction Contract period, complete and ready for installation no later than during the Option No. 2 period, such that all tapestry fabrication and installation shall be completed within the overall project duration.

9. This Allowance is excluded from Alternate A.

B. Allowance No. 1-B: Oversight of the Tapestry Installation – this is a full work Allowance for the sole-source tapestry artisan vendor to provide on-site oversight of the tapestry installation.

The tapestry artisan was selected during the design phase and will be a sole-source vendor to the contractor. No substitutions will be allowed. The oversight of the tapestry installation shall be completed for the allowance amount specified in the chart at the end of this section.

1. This work includes tapestry artisan oversight of the tapestry installation to the cable net system, as shown on the contract drawings. The contractor will provide all required labor, equipment, materials, coordination, and overall supervision to accomplish the installation of the tapestries as part of the contract.

2. The contractor’s project schedule shall include all activities required to install the tapestries within the Option No. 2 duration. The contractor’s project schedule shall include all activities required to fabricate and furnish the tapestries starting in the Base construction contract period, complete and ready for installation no later than during the Option 2 period, such that all tapestry fabrication and installation shall be completed within the overall project duration.

3. This Allowance is excluded from Alternate A.

C. Allowance No. 2-A: Specimen Tree Deposit – this is a purchase deposit Allowance. This allowance amount is specified in the chart at the end of this section for the placement of a purchase deposit to hold selected sole-source trees for later purchase and long term preparatory work, including root pruning. The specimen trees are shown on the Contract Documents (Tree Planting Schedule) and the process for transplanting them is specified in Section 329600 “Transplanting Large Trees”.

1. This Allowance does not include the balance of the purchase price of the specimen trees, move preparation, excavation, transportation, site preparation, planting, maintenance after installation, and other associated costs.

2. Multiple purchase deposits will be required, since these materials will be coming from more than one vendor and more than one location. This allowance accounts for multiple purchase deposits.

3. The Allowance shall include maintenance of the selected trees by the nurseries until they are purchased.

4. The contractor’s project schedule shall include all activities related to the placement of the specimen tree purchase deposit during the Base Construction Contract period.

D. Allowance No. 2-B: Specimen Tree Purchase – this is a purchase deposit Allowance. This allowance amount is specified in the chart at the end of this section for the follow-on balance of purchase only for the selected sole-source specimen trees that have received deposits in Allowance No. 2-A

1. This allowance will be allocated to Option 1

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2. The allowance shall include maintenance and move preparation of the selected trees by the nurseries until they are excavated for transportation.

3. All costs related to the excavation, transporting, furnishing and installing the trees, not including the specimen tree deposit and purchase allowances (No 2-A and No. 2-B ), are included in the contract. The contractor shall assume an average delivery distance of 300 miles for each specimen tree. The contractor shall assume the delivery of trees from 7 locations.

E. Allowance No. 3: Stone Deposit – this is a purchase deposit Allowance. This allowance amount is specified in the chart at the end of this section for placement of a purchase deposit to hold selected stone for later purchase as specified in Division 04 Masonry, and as shown on the Drawings.

1. This Allowance does not include the balance of the purchase price of the stone, transportation, fabrication, or installation. All costs related to furnishing and installing the stone, not including the purchase deposit, are included in the contract.

2. Multiple purchase deposits will be required, since these materials may be coming from more than one vendor and more than one location. This allowance allows for multiple purchase deposits.

3. The contractor’s project schedule shall include all activities related to the placement of the stone deposit during the Base Contract period.

F. Allowance No. 4; Development and Fabrication of Bas-Reliefs – this is a full work Allowance.

The bas-relief artist carving the artwork will be selected during the Base Contract Design Phase of this contract, and then will be a sole-source vendor(s) to the contractor. No substitutions will be allowed. The allowance amount is specified in the chart at the end of this section for the development of the bas-reliefs. Development of the bas-reliefs by the bas-relief artist(s) will start during the Base Construction Contract and will continue into Option 1 and Option 2 periods, ready for installation during the Option 2 period. This allowance includes, but is not limited to, all submittals, samples, maquettes, materials including the raw stone, coordination, fabrication of the bas-reliefs, and artists’ supervision of the installation as detailed and specified in the contract documents. Transportation of the raw stone and the completed bas-reliefs from the artists’ studios to the project site, installation of the bas-reliefs, temporary protection, and all coordination is not included in any Allowance, but is included in the contract. The contractor’s schedule must incorporate the sole-source bas-relief artist’s vendor’s schedule.

1. The bronze sculptor will oversee the bas-relief artist, the bas-relief carving, and will be available for the installation of the bas-reliefs. This on-site oversight is included in the bas relief artist vendors’ price not within the Allowance. The contractor will provide all required labor, equipment, materials, coordination, and overall supervision to accomplish the installation as part of the contract.

2. The contractor shall provide adequate space for the installation.

3. The bas-reliefs are not to be stored on site. Installation is to be completed at the time they are delivered to the site. Storage off-site of any completed work will be in a bonded and insured warehouse.

4. The contractor’s project schedule shall include all activities required to install the bas-reliefs within the Option No. 2 duration. The contractor’s project schedule shall include all activities required to fabricate and furnish the bas-reliefs starting in the Option No. 1 period, complete and ready for installation no later than during the Option 2 period, such that all bas-reliefs fabrication and installation shall be completed within the overall project duration.

G. Allowance No. 5: Development and fabrication of the Stone Inscriptions – this is a full work Allowance.

1. This allowance will cover the inscribing of the stone inscriptions. The purchase of the stone is under the stonework section of the contract. The stone inscription artist will oversee the installation of the stone. The contractor will provide all required labor, ALLOWANCES 012100 - 6 equipment, materials, coordination, and overall supervision to accomplish the installation as part of the contract. The stone inscription carver will be the John Stevens Shop, contact email is nb@johnstevenssshop.

2. Reference: Specification Section: 131413 Stone Artwork

3. The inscription stones are not to be stored on site. Installation is to be completed at the time they are delivered to the site.

4. The contractor shall coordinate with the stone inscription artist to perform the inscription work either off-site or on-site, whichever agrees with the contractor’s schedule. If the inscription work is accomplished off-site, conditioned, bonded, and insured work space is covered in the contractor’s scope and not in the allowance. The contractor will provide all required equipment, materials, coordination, and overall supervision to allow the artist to accomplish the work as part of the contract.

5. The contractor’s project schedule shall include all activities required for the inscriptions within the Option No. 1 and Option No. 2 duration. The contractor’s project schedule shall include all activities required to furnish the stone and perform the inscription work starting in the Option No. 1 period, no later than during the Option 2 period, such that all inscriptions shall be completed within the overall project duration.

H. Allowance No. 6 – Audio Visual Equipment Allowance: This is a full work allowance for the purchase and installation of audio visual equipment identified below and on the drawings. The audio-visual equipment below and on the drawings, has been superseded by newer model equipment. This allowance does not include the infrastructure (cabling, conduit, power, wall terminations, etc.) to support the AV equipment.

AV Portable equipment included in the allowance:

Power amplifier

Speaker rear connector panel

Multi‐connection rear connector panel

Wireless microphone receiver

Large event console with expansion rack and cables

Digital Signal Processor

Assistive listening transmitter

CD/IPOD/AUX audio playback unit

Primary Loudspeakers

Portable loudspeakers

Monitor Loudspeakers

Cables/connector

Temporary cable and cable protector

Power Conditioner

UPS

24‐circuit passive "press mult" panel with multipin connector

Wireless hand held microphone

Wireless body‐pack microphone

Assistive listening system receivers

AV equipment rack/rolling equipment

Miscellaneous equipment & supplies

ALLOWANCES 012100 - 7

I. Allowance No. 7 - Unit Price Allowance: Include a Unit Price Allowance for the removal and disposal of contaminated soil as specified in SECTION 312000 - EARTH MOVING. 026113 – Excavation and Handling of Contaminated Soil.

1. Reference: The Agreement Section II.A

2. Description: All work necessary to remove and dispose of any contaminated soils encountered during excavation activities in accordance with all federal, state and local regulations according to Section 312000 - EARTH MOVING.

3. Measurement: Cubic Yards (CY) of contaminated soil removed.

4. Base Bid Quantity included in the Contract Documents: for the allowance amount as specified in The Agreement, Section II.B- Contract Price Form.

5. Limits of Variation from the Base Bid Quantity Applicable to the Unit Price: plus or minus

500 CY.

6. References:

a. Geotechnical information on Sheets C3-2.1, C3-2.2, and C3-2.3.

b. Appendix 3.0 - Environmental Hazards Report.

c. Appendix 5.0 - Geotechnical Report.

d. Appendix 5.1 – Addendum to Geotechnical Report.

A. Allowance No. 8 - Unit Price Allowance: Include a Unit Price Allowance for the Concrete Caissons for Columns (Option No. 1).

1. Reference: The Agreement Section II.A

2. Basis of Bids: Base Bids on the number and dimensions of piles indicated on the drawings from the tip elevation of the pile to the existing ground surface.

3. Basis for Payment: From the data obtained as a result of drilling, calculate actual total length of piles installed based on measurement from the ground surface to the tip elevation authorized by the Owner's Geotechnical Engineer. The extra length of pile and additional grout between the actual installed tip elevation to the tip elevation authorized by the Owner's Geotechnical Engineer will not be paid for. Contract price per linear foot includes labor, materials, tools, equipment, and incidentals and for performing the work including furnishing, drilling, reinforcing and cutting-off piles. Contractor shall submit back-up for unit pricing if requested during pre-award phase.

4. Measurements will be based on effective length of piles in place, with fractional lengths measured to the nearest foot. Payment for linear footage in excess of that indicated on drawings (or bid proposal) or authorized by the Owner's Geotechnical Engineer, and credit for linear footage less than that indicated on drawings, shall be made at the unit price stated in the contract, based on the net addition or deduction.

5. No payments will be made for all replacement piles required for rejected piles including piles drilled out of place, imperfect piles, in-place piles not meeting specified properties, or piles damaged during installation.

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B. Table of Allowances

No. Allowance Base Construction Contract Amount

Option 1 Amount

Option 2 Amount

Phase

1-A Fabrication of the Tapestries

$1,250,000 $4,450,000 $2,500,000 Base, Option 1, Option 2

1-B Installation of the Tapestries

$ NA $ NA $250,000 Option 2

2-A Specimen Tree Deposit $250,000 $ NA $NA Base

2-B Specimen Tree Purchase balance of funds

$ NA $150,000 $ NA Option 1

3 Stone Deposit $2,000,000 $1,000,000 $ NA Base/Option 1

4 Development and Fabrication of Bas- Reliefs

$450,000 $ NA $ NA Base/Option 1/Option 2

5 Development and fabrication of the Stone Inscriptions

$ NA $1,250,000 $ incl. Option 1/Option

6 Allowance for Audio Visual Equipment

$ NA $ NA $90,000.00 Option 2

7 Unit Price Allowance for the removal and disposal of contaminated soil

$ See bid form $ See bid form

$ See bid form

Base/Option 1

8 Unit Price Allowance for the Concrete Caissons for Columns

$ See bid form $ See bid form

$ See bid form

Option 1

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END OF SECTION 012100