Engineering, Procurement And Construction Management Agreement

Execution Copy

[*] = CERTAIN CONFIDENTIAL INFORMATION CONTAINED IN THIS DOCUMENT, MARKED BY BRACKETS, HAS BEEN OMITTED AND
FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO RULE 24b-2 OF THE SECURITIES
EXCHANGE ACT OF 1934, AS AMENDED.


EXHIBIT 10.53

ENGINEERING, PROCUREMENT & CONSTRUCTION MANAGEMENT AGREEMENT

This Engineering, Procurement & Construction Management Agreement (this " Agreement" ), is dated as of August 7, 2007, and is entered into by and between HOKU MATERIALS, INC., a Delaware corporation (hereinafter referred to as " Owner" ) and STONE & WEBSTER, INC. (hereinafter referred to as " Contractor" ). Contractor and Owner are referred to herein as a " Party" and together as the " Parties."

RECITALS

WHEREAS, Owner is building a 2000 Metric Ton/Year Polysilicon Plant to be located in Pocatello, Idaho (hereinafter referred to as the " Project" ); and

WHEREAS, Owner intends to hire Contractor to perform certain engineering, procurement, and construction management services for the Project as hereinafter set forth; and WHEREAS, Contractor desires to perform such services for Owner;

NOW, THEREFORE, pursuant to the terms and conditions and the mutual consideration set forth herein, Owner and Contractor agree as follows.

AGREEMENT

ARTICLE 1. DEFINITIONS.

Capitalized terms used in this Agreement and not otherwise defined, are defined in this ARTICLE 1.

1.1. AGREEMENT. The term " Agreement" means this Engineering, Procurement and Construction Management Agreement, together with all schedules, exhibits and appendices hereto, as such may be amended or amended and restated from time to time.

1.2. APPLICATION FOR PAYMENT. The term " Application for Payment" is defined in Article 10.1.1 of this Agreement.

1.3. CONTRACT PRICE. The " Contract Price" is defined in Article 7 of this Agreement. 1.4. CONTRACT TIME SCHEDULE. The " Contract Time Schedule" is defined in Article 6.1 of this Agreement. 1.5. CONTRACT TIMES. The number of Days or the dates stated in the Agreement (i) to achieve Substantial Completion, and (ii) to complete the Work so that it is ready for final payment in accordance with ARTICLE 10 of this Agreement.

1.6. CONSTRUCTION MANAGEMENT. As Owner' s representative and an integral member of the project team during all phases of the project, that portion of Contractor' s Work related to planning, coordinating, monitoring, status assessment and reporting on construction progress, schedule and budget.

CONTRACTOR INITIALS & DATE: /S/ SNR 8/7/07 OWNER INITIALS & DATE: /s/ DS 8/7/07

Page 1 of 90

Execution Copy

[*] = CERTAIN CONFIDENTIAL INFORMATION CONTAINED IN THIS DOCUMENT, MARKED BY BRACKETS, HAS BEEN OMITTED AND
FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO RULE 24b-2 OF THE SECURITIES
EXCHANGE ACT OF 1934, AS AMENDED.


1.7. DAY. The term " Day" shall mean a calendar day unless otherwise specifically designated.

1.8. ENGINEERING SERVICES. That portion of Contractor' s Work relating to the preparation of Drawings, Specifications, and other design documents specified in the Contract Documents and required to be performed by licensed design professionals. 1.9. HAZARDOUS SUBSTANCE. The term " Hazardous Substance" means any and all chemicals, constituents, contaminants, pollutants, materials, and wastes and any other carcinogenic, corrosive, ignitable, radioactive, reactive, toxic or otherwise hazardous substances or mixtures (whether solids, liquids, gases), or any substances now or at any time subject to regulation, control, remediation or otherwise addressed as a hazardous substance under applicable laws, including those laws, regulations and policies relating to the discharge, emission, spill, release, or threatened release into the environment or relating to the disposal, distribution, manufacture, processing, storage, transport, treatment, or other use of such substances.

1.10. MILESTONE. A principal event specified in the Contract Documents relating to an intermediate completion date or time prior to Substantial Completion of all the Work.

1.11. OWNER AND CONTRACTOR. Contractor is an independent contractor and, except for the procurement of engineered equipment necessary for the Project and its Construction Management Services, is not an agent of Owner. This Agreement shall not be construed as establishing an employment agreement, a partnership, a general agency, or a joint venture, and neither party shall have any authority to incur or commit for expenditures on behalf of the other party or to obligate that party except as expressly authorized by that party in writing.

1.12. PRELIMINARY DOCUMENTS. The term " Preliminary Documents" is defined in Article 3.2.1 of this Agreement.

1.13. PROJECT. The " Project" is defined in the recitals to this Agreement, and includes total construction, which may include construction by other contractors of Owner and/or Owners own forces and Contractor' s Work. 1.14. SITE. Lands or other areas designated in the Contract Documents as being furnished by Owner for the performance of construction, storage, lay down, or access.

1.15. SUBCONTRACTOR. The term " Subcontractor" shall mean a person or entity who has a direct contract with Contractor to perform a portion of the Work. Subcontractor shall include an authorized representative of the Subcontractor. The term Subcontractor does not include any separate contractor employed by Owner. 1.16. SUB-SUBCONTRACTOR. A Sub-subcontractor is a person or entity who has an agreement with a Subcontractor to perform any portion of the Subcontractor' s work.

1.17. SUBSTANTIAL COMPLETION. The time at which the Work (or a specified part) has progressed to the point where it is sufficiently complete, in accordance with the Contract Documents, so that the Project (or a specified part) can be utilized for the purposes for which it is intended. The terms " substantially complete" and " substantially completed" as applied to all or part of the Project refer to Substantial Completion thereof.

CONTRACTOR INITIALS & DATE: /S/ SNR 8/7/07 OWNER INITIALS & DATE: /s/ DS 8/7/07

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Execution Copy

[*] = CERTAIN CONFIDENTIAL INFORMATION CONTAINED IN THIS DOCUMENT, MARKED BY BRACKETS, HAS BEEN OMITTED AND
FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO RULE 24b-2 OF THE SECURITIES
EXCHANGE ACT OF 1934, AS AMENDED.


1.18. TARGET PRICE. The term " Target Price" is defined on Addendum 1 to Exhibit D of this Agreement.

1.19. TECHNICAL SPECIFICATIONS. Means all equipment, process and related specifications concerning the engineering, construction, integration into the Project, and operation of such equipment or processes as such may be provided by Contractor, one or more Subcontractors, Owner or a contractor or subcontractor that is hired by Owner.

1.20. TIC (Total Installed Cost). The term " TIC" is defined in Addendum 1 to Exhibit D of the Agreement.

1.21. WORK. The term " Work" shall mean engineering, procurement and construction management services of the Project to be performed by Contractor under this Agreement and includes all services, labor, and tests provided or to be provided to fulfill Contractor' s obligations under this Agreement, as described on Exhibit A attached hereto.

ARTICLE 2. THE CONTRACT DOCUMENTS

2.1. CONTRACT DOCUMENTS. The Contract Documents comprise the entire Agreement between Owner and Contractor. The Contract Documents are as follows: 2.1.1. AGREEMENT. This Engineering, Procurement and Construction Management Agreement; 2.1.2. DOCUMENTS RELATING TO CONTRACTOR' S SCOPE OF WORK, including, without limitation, Exhibit A attached to this Agreement, and all schedules and appendices attached thereto;

2.1.3. DRAWINGS AND SPECIFICATIONS. The Drawings and Specifications prepared by Contractor and approved by Owner as listed on Exhibit A , including all schedules and appendices attached thereto, together with all additions and revisions thereto; and 2.1.4. MODIFICATIONS. A modification is (1) an amendment to this Agreement signed by both Parties and Agent as outlined in Exhibit E attached hereto, (2) a Change Order as outlined in Section 8 of this Agreement, or (3) a written order for a minor change in the Work issued by Owner. 2.2. INTENT OF CONTRACT DOCUMENTS. The Contract Documents are intended to describe a functionally complete Project to be designed and constructed in accord with the Contract Documents. Any work, services, materials, or equipment that may reasonably be inferred from prevailing custom or trade usage as being required to complete the Work in accord with the Contract Documents will be furnished and performed whether or not specifically called for. When words or phrases which have a well-known technical, construction industry, or trade meaning are used to describe work, materials, or equipment, such words or phrases shall be interpreted in accord with that meaning.

2.3. CONTRACT DOCUMENTS ARE COMPLEMENTARY. The Contract Documents are complementary; what is called for by one is as binding as if called for by all. In the event of a discrepancy in the Contract Documents, the order of precedence shall be as outlined in 2.4 below.

CONTRACTOR INITIALS & DATE: /S/ SNR 8/7/07 OWNER INITIALS & DATE: /s/ DS 8/7/07

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Execution Copy

[*] = CERTAIN CONFIDENTIAL INFORMATION CONTAINED IN THIS DOCUMENT, MARKED BY BRACKETS, HAS BEEN OMITTED AND
FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO RULE 24b-2 OF THE SECURITIES
EXCHANGE ACT OF 1934, AS AMENDED.


2.4. PRECEDENCE OF CONTRACT DOCUMENTS. The precedence of the Contract Documents for interpretation shall be in the following sequences:

1. This Agreement and any amendments thereto;

2. DOCUMENTS RELATING TO CONTRACTOR' S SCOPE OF WORK, wherein precedence shall be large scale plans, over small scale, figured dimensions over scaled dimensions and noted materials over graphic indications.

3. Modifications pursuant to Article 2.1.4 above.

2.5. MODIFICATION OF CONTRACT DOCUMENTS. Except where specifically provided by the Contract Documents, and except in the case of Change Orders, the Contract Documents may be amended, altered, or changed only by written agreement signed by both Owner and Contractor. ARTICLE 3. CONTRACTOR' S RESPONSIBILITIES.

3.1. GENERAL SERVICES OF CONTRACTOR

3.1.1. CONTRACTOR SHALL COMPLETE THE WORK. Contractor shall complete or cause to be completed all of the Work in accord with the Contract Documents. Except as otherwise specified herein, Contractor shall cause the Work to be performed in accord with all federal, state and local laws, and regulations that are applicable and in effect as of the date of this Agreement.

3.1.2. PERSONNEL AND MATERIALS. 3.1.2.1. ADEQUATE PERSONNEL. Contractor shall furnish necessary and qualified engineers, architects, technicians, draftsmen, supervisors, labor, equipment, tools, materials, supplies, and incidentals to perform the Work in accord with the Contract Documents. Contractor shall be responsible for proper staffing of the Work to be performed under this Agreement. 3.1.2.2. RESPONSIBILITY FOR PERSONNEL. Contractor shall be fully responsible to Owner for all acts and omissions of Subcontractors and other personnel hired or retained by Contractor to perform or furnish any of the Work required by the Contract Documents. Contractor, however, shall not be responsible for any acts or omissions of personnel hired or retained by Owner in connection with the Project. Nothing in the Contract Documents shall create for the benefit of any personnel hired or retained by Owner any contractual relationship with Contractor nor shall it create any obligation on the part of Contractor to make payment to personnel hired by or retained by Owner.

3.1.2.3. RESPONSIBILITY FOR SCHEDULING. Contractor shall be responsible for scheduling and coordinating Subcontractors and other personnel retained or hired by Contractor to perform the Work or any portion thereof. Contractor shall require Subcontractors and other personnel hired or retained by Contractor to perform or furnish any of the Work to communicate with Owner only through Contractor.

3.1.3. SUBCONTRACTS. Contractor shall assure that all Subcontractors who are engaged or retained by Contractor to perform Work on the Project do so under the terms of an appropriate subcontract which is consistent with the applicable provisions of this Agreement and which binds the Subcontractor to the applicable terms and conditions of the Contract Documents.

CONTRACTOR INITIALS & DATE: /S/ SNR 8/7/07 OWNER INITIALS & DATE: /s/ DS 8/7/07

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Execution Copy

[*] = CERTAIN CONFIDENTIAL INFORMATION CONTAINED IN THIS DOCUMENT, MARKED BY BRACKETS, HAS BEEN OMITTED AND
FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO RULE 24b-2 OF THE SECURITIES
EXCHANGE ACT OF 1934, AS AMENDED.


3.1.4. CONTRACTOR' S REPRESENTATIVE. Contractor shall designate a representative. The name of Contractor' s representative shall be given to Owner in writing. Owner shall be notified of any change in Contractor' s representative in writing. Contractor hereby names Mel Barnett as its Contractor' s representative.

3.1.5. COMPLIANCE. Contractor shall pay all payroll taxes, including taxes of any kind assessed against, deducted, or deductible from wages or salaries and shall comply with all applicable federal, state and local laws, ordinances, orders, rules and regulations including but not limited to, those relating to equal employment opportunity and affirmative action for disabled veterans, veterans of the Vietnam Era, handicapped persons and all other legally protected classes, the Americans with Disabilities Act, the Fair Labor Standards Act as amended, Title VII of the Civil Rights Act of 1964, and the Occupational Safety and Health Act.

3.1.6. PERMITS. Unless otherwise provided in the Contract Documents, Contractor shall assist Owner for all construction and operational permits and licenses, including those relating to environmental issues and those related to Owner' s process, which are necessary for the prosecution of the Work. Owner is responsible for governmental charges and inspection fees necessary for the prosecution of the Work.

3.1.7. LAWS AND REGULATIONS. Contractor shall give all notices and comply with all laws and regulations which are applicable to furnishing and performance of the Work. Changes in laws or regulations not known or foreseeable on the date of this Agreement which have an effect on the cost or the time of performance of the Work may be the subject of a request for a Change Order under ARTICLE 8 . 3.1.8. TAXES. Except for sales and use taxes required to be paid by Owner, Contractor shall pay all sales, consumer, use, gross receipts, and other similar taxes required to be paid by Contractor in accord with the laws and regulations of the place of the Project which are applicable during the performance of the Work. Contractor shall also provide Owner reasonable assistance to establish tax exemptions where applicable.

3.1.9. SAFETY. Contractor shall take necessary precautions for the safety of its employees on the Work and shall comply with all applicable provisions of federal, state, and municipal safety laws to prevent accidents or injury to person on, about, or adjacent to the Project Site. Contractor shall implement a Site safety program based upon the policies and procedures outlined in Contractor' s Corporate Safety Manual, a copy of which will be provided to Owner upon request. Contractor shall erect or shall cause to be erected and maintained, as required by the conditions and progress of the Work, necessary safeguards for the protection of its employees. It is understood and agreed, however, that Contractor shall have no responsibility for the elimination or abatement of safety hazards created or otherwise resulting from work at the Site carried on by other persons or firms directly employed by Owner as separate contractors or by Owner' s tenants, and Owner agrees to cause any such separate contractors and tenants to abide by and fully adhere to all applicable provisions of federal, state, and municipal laws and regulations and to comply with all reasonable requests and directions of Contractor for the elimination or abatement of any such safety hazards at the job site. 3.1.10. MAINTENANCE OF BOOKS AND RECORDS. As to any time and material work, Contractor' s books and records shall include time cards and other records relating to the time of Contractor personnel spent on the Work and any expenditures made by Contractor for which Contractor will request reimbursement from Owner hereunder. CONTRACTOR INITIALS & DATE: /S/ SNR 8/7/07 OWNER INITIALS & DATE: /s/ DS 8/7/07

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Execution Copy

[*] = CERTAIN CONFIDENTIAL INFORMATION CONTAINED IN THIS DOCUMENT, MARKED BY BRACKETS, HAS BEEN OMITTED AND
FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO RULE 24b-2 OF THE SECURITIES
EXCHANGE ACT OF 1934, AS AMENDED.


3.2. RESPONSIBILITIES WITH RESPECT TO ENGINEERING. Contractor is responsible for the general plant design and integration of the designs of other contractors of Owner into the overall Project. 3.2.1. DRAWINGS AND SPECIFICATIONS. Contractor shall prepare Drawings and Specifications based on Owner-approved preliminary documents attached hereto as Schedule 1 to Exhibit A (the " Preliminary Documents" ). The Drawings and Specifications shall set forth the requirements for the construction of the Work in sufficient detail to enable Owner and its contractors to construct the Project. Drawings and Specifications shall ordinarily be submitted to Owner for its written approval. Owner shall approve or reject such Drawings and Specifications within 7 days of receipt from Contractor.

3.2.2. STANDARD OF CARE. The standard of care for all design services performed or furnished by Contractor under this Agreement will be the care and skill ordinarily used by members of the architectural and engineering profession practicing under similar conditions in the same locality. In the event that design services furnished by Contractor do not meet the foregoing standard of care, Contractor will re-perform such services at no cost to Owner, provided, however, that Owner notifies Contractor, in writing, of such design deficiency within a period of one year from the date of Substantial Completion of the Work or any separable portion of the Work containing a design deficiency.

3.2.3. NO WARRANTY FOR PERFORMANCE BY OTHERS. Contractor does not warrant any process, or the designs connected therewith, or any design services to be furnished by others, including but not limited to processes and designs furnished by Owner and any contractors retained by Owner. Additionally, Contractor does not warrant any materials or equipment purchased as Agent of Owner. Owner shall compensate Contractor for remedying or making changes in the Work or portions thereof requested by Owner which result from deficiencies or changes in such processes and designs by others.

3.2.4. BREACH OF DUTY OF CARE ENGINEERING. In any event, Contractor' s liability under Article 3.2.2, shall be limited to the obligation to re-perform, at its sole cost and expense, any negligently designed portion of the Work. Contractor shall not incur any other responsibility or liability whatsoever to Owner, for losses or damages of any nature whatsoever arising out of or in connection with Article 3.2.2 of this Agreement and not expressly assumed hereunder. 3.3. RESPONSIBILITIES WITH RESPECT TO PROCUREMENT.

3.3.1. CONTRACTOR' S RESPONSIBILITIES. Acting as agent of Owner, Contractor shall procure engineered equipment necessary for the construction of the Project. Such procurement services shall include expediting of procured long lead equipment items. All procurement services shall be performed in accordance with the procurement plan attached hereto as Appendix 1 to Exhibit A (the " Procurement Plan" ). Notwithstanding anything to the contrary in this Agreement or the Procurement Plan, Contractor shall obtain Owner' s prior written authorization prior to making each purchasing commitment as Owner' s agent. CONTRACTOR INITIALS & DATE: /S/ SNR 8/7/07 OWNER INITIALS & DATE: /s/ DS 8/7/07

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Execution Copy

[*] = CERTAIN CONFIDENTIAL INFORMATION CONTAINED IN THIS DOCUMENT, MARKED BY BRACKETS, HAS BEEN OMITTED AND
FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO RULE 24b-2 OF THE SECURITIES
EXCHANGE ACT OF 1934, AS AMENDED.


3.3.2. STANDARD OF CARE. The standard of care for all procurement services performed or furnished by Contractor under this Agreement will be the care and skill ordinarily used by members of the engineering profession practicing under similar conditions in the same locality. In the event that procurement services furnished by Contractor do not meet the foregoing standard of care, Contractor will re-perform such procurement services at no cost to Owner, provided, however, that Owner notifies Contractor, in writing, of such deficiency within a period of one year from the date of Substantial Completion of the Work or any separable portion of the Work containing a deficiency. In no event does Contractor provide any warranty to Owner on such material or equipment except that Contractor shall ensure that all such warranties provided by the vendors are in the name of, or assigned to, Owner.

3.4. RESPONSIBILITIES WITH RESPECT TO CONSTRUCTION MANAGEMENT.

3.4.1. CONTRACTOR' S RESPONSIBILITIES. Acting as agent of Owner, Contractor shall provide Construction Management Services to Owner.

3.4.2. STANDARD OF CARE. The standard of care for all construction management services performed or furnished by Contractor under this Agreement will be the care and skill ordinarily used by members of the architectural and engineering profession practicing under similar conditions in the same locality. In the event that construction management services furnished by Contractor do not meet the foregoing standard of care, Contractor will re-perform such services at no cost to Owner, provided, however, that Owner notifies Contractor, in writing, of such deficiency within a period of one year from the date of Substantial Completion of the Work or any separable portion of the Work containing a deficiency. 3.4.3. INITIAL START-UP. With the assistance of Owner' s personnel, Contractor shall direct the checkout of utilities and operation of systems and equipment for readiness and shall assist in their initial start-up and testing review.

ARTICLE 4. OWNER' S RESPONSIBILITIES 4.1. PROJECT INFORMATION. If reasonably required and applicable to the Project and the Work, Owner shall provide Contractor with the following:

4.1.1. ENVIRONMENTAL ASSESSMENT. Environmental assessment and impact statements; 4.1.2. SURVEYS. Property, boundary, easement, right-of-way, topographic, and utility surveys; 4.1.3. LAND USE RESTRICTIONS. Zoning, deed, and other land use restrictions; 4.1.4. SUBSURFACE INVESTIGATIONS. Subsurface investigations performed by or on behalf of Owner relating to the Site; 4.1.5. ENGINEERING SURVEYS. Engineering surveys to establish reference points for design and construction which in Contractor' s judgment are necessary to enable Contractor to proceed with the Work;

CONTRACTOR INITIALS & DATE: /S/ SNR 8/7/07 OWNER INITIALS & DATE: /s/ DS 8/7/07

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Execution Copy

[*] = CERTAIN CONFIDENTIAL INFORMATION CONTAINED IN THIS DOCUMENT, MARKED BY BRACKETS, HAS BEEN OMITTED AND
FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO RULE 24b-2 OF THE SECURITIES
EXCHANGE ACT OF 1934, AS AMENDED.


4.1.6. OWNER SUPPLIED DELIVERABLES:

4.1.6.1. [*]: Owner shall use commercially reasonable efforts to provide native format PFD' s, P&ID' s, drawings, data sheets and other work product prepared on behalf of Owner by Owner' s other contractors for the Project.

4.1.6.2. [*]: Owner shall provide the documentation and equipment for the [*], which are necessary for the completion of the Work.

Owner deliverables under this Section 4.1.6.2 shall include:

1. PFDs for equipment

2. P&IDs

3. Rated consumption of specifications of utilities and materials

4. Equipment table

5. Equipment layout

6. Foundation load chart (device load, including net weight, operation weight, maintenance weight and civil engineering conditions drawing) 7. Anchor bolt chart

8. Material supply data sheet or curve at different period of time, as reference values

9. Installation, operation, and maintenance manuals

10. Pipe layout plan

11. Pipe materials grade table for reactor

12. Heat insulation table of equipment and pipe

13. Layout plan of connecting points

14. General drawing of equipment

15. Detail drawing of the whole equipment set

16. Orientation diagram of equipment orifices

17. Drawings for special spare parts

4.1.6.3. [*]: Owner shall provide the system design documentation per [*] that is necessary for the completion of the Work.

Owner deliverables under this Section 4.1.6.3 shall include:

1. Process flow diagram

2. P&ID

3. Compressor specification

4. Refrigeration specification

5. Vessel layout drawings

6. Utilities summary

7. Piping specifications

8. Single line diagram for electrical users

9. Pump data sheets

10. Heat exchanger data sheets

11. Heat exchanger layout drawings

12. Plot plan

CONTRACTOR INITIALS & DATE: /S/ SNR 8/7/07 OWNER INITIALS & DATE: /s/ DS 8/7/07

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Execution Copy

[*] = CERTAIN CONFIDENTIAL INFORMATION CONTAINED IN THIS DOCUMENT, MARKED BY BRACKETS, HAS BEEN OMITTED AND
FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO RULE 24b-2 OF THE SECURITIES
EXCHANGE ACT OF 1934, AS AMENDED.

13. Automatic valve data sheets

14. Pressure relief valve calculations

15. Pressure relief valve data sheets

16. Valve summary

17. Instrument summary

18. Instrument data sheets

19. Insulation specification

20. Electrical schematics

21. Sequence chart

22. Operating instructions

23. I/O List with set points

4.1.6.4. TCS Production and Purification: Owner shall provide the following documentation regarding the TCS production and purification processes as soon as practicable so as not to delay the Project Schedule. 1. Material balance (simulated)

2. Heat Balance (simulated)

3. Impurity tracking levels (simulated)

4. Process flow diagrams keyed to the Stream Catalog (simulated)

5. Stream Catalog(simulated)

6. Operating conditions: pressure, temperature, duty cycle, physical properties

7. Equipment list: very rough sizes, materials of construction

8. Equipment details for the fluidized bed and the columns used to supply the solar grade TCS 9. Sizing and suggested ports

4.1.7. ASSISTANCE WITH APPROVALS. Assistance in filing documents required to obtain necessary approvals of governmental authorities having jurisdiction over the Project; 4.1.8. INFORMATION CONCERNING HAZARDS. Information known to or in the possession of Owner relating to the presence of hazardous materials and substances at the Site;

4.1.9. AVAILABILITY OF LANDS. The lands upon which the construction is to be performed, rights-of-way and easements for access thereto and, upon written request of Contractor, a statement of record legal title and a legal description of such lands. Owner shall identify any encumbrances or restrictions which specifically relate to the use of such lands so furnished with which Contractor will have to comply in performing the Work. Easements for permanent structures or permanent changes in existing facilities will be obtained and paid for by Owner. 4.2. OWNER REVIEW. Owner shall give thorough and timely consideration to all sketches, plans, drawings, specifications, proposals, contracts, and other documents s ...