International Boundary & Water Commission, United States Section, The Commons, Building C, Suite 310, 4171 N. Mesa, El Paso, TX 79902-1441

C -- ARCHITECT-ENGINEERING SERVICES TO DEVELOP HEADWORKS ALLOCATION FOR THE NOGALES INTERNATIONAL WASTEWATER TREATMENT PLANT (NIWTP) SOL RFP 95-24. Contact Maria C. Smith, Contract Specialist at (915) 534-6682, Delfina C. Lechuga, Contracting Officer at (915) 534-6682. The International Boundary and Water Commission, United States and Mexico, United States Section (IBWC/US),requires the professional services of an Architect and Engineering (A-E) firm for the development of headworks allocation for the Nogales International Wastewater Treatment Plant (NIWTP). A headworks allocation is a maximum amount of a contaminant that can be received at the headworks of the treatment plant from a permittee to the treatment plant and not upset the treatment plant or the receiving waters or violate any of the fundamental goals of a pretreatment program. The headworks allocation is based on a mass balance for each pollutant of concern (accounting for sludge, effluent, and load from residences). The NIWTP is an aerated lagoon plant with an average daily flow capacity of 754 liters per second (lps). The NIWTP receives wastewater from the City of Nogales, Arizona, Rio Rico, Arizona and from Nogales, Sonora, Mexico. Analytical test results of past and on-going studies at the NIWTP will be made available to the Contractor. Work under this contract may include work in Nogales, Sonora, Mexico. Work required under this contract may also include as optional requirements: Evaluation of existing pretreatment programs; sampling, testing and characterization of domestic and industrial wastewater; development of industrial pretreatment programs and preparation of National Pollutant Discharge Elimination System (NPDES) Permits. The performance period for this requirement is 240 days. A-E firms responding to this announcement will be evaluated on the above requirements, including options, based on the following criteria in descending order of importance: (1) SPECIALIZED EXPERIENCE AND TECHNICAL COMPETENECE IN THE TYPE OF WORK REQUIRED; evaluation will be based upon specific knowledge and experience in developing headworks allocations. Due to the technical complexity of this work assignment, it is important that the principal investigator of the firm have substantial ``hands-on'' experience in developing headworks allocations, consequently the principal investigator shall be an engineer with direct experience as the lead engineer in performing a headworks analysis for a metropolitan area generating greater than 6570 lps of domestic and nondomestic wastewater. The headworks analysis developed under the qualifying experience shall have received at least preliminary approval from U.S. Environmental Protection Agency (EPA), and the experience shall include using EPA software tools such as PRELIM and FATE in the actual development of headworks analysis for such a metropolitan area; (2) PROFESSIONAL QUALIFICATIONS NECESSARY FOR SATISFACTORY PERFORMANCE OF REQUIRED SERVICES; evaluation will be based upon experience and qualifications of proposed key personnel of both the A-E and proposed subcontractors, project coordination, time and fiscal management skills, and value engineering proceses, A-E must be registered by the Arizona State Board of Technical Registration; (3) CAPACITY TO ACCOMPLISH THE WORK IN THE REQUIRED TIME; evaluations will be based upon the impact this project will have on the firm's project team, including consultants, projected workload during the anticipated performance period, the firms history of successfully completing projects in compliance with performance schedules, and a description of all office automation equipment and software required for the performance of the project; (4) PAST PERFORMANCE ON CONTRACTS WITH RESPECT TO COST CONTROL, QUALITY OF WORK, AND COMPLIANCE WITH SCHEDULES; evaluation will be based on government agency/private industry past performance references in terms of cost control, quality of work, compliance with performances schedules, and capacity of the firm to accomplish several projects concurrently; (5) LOCATION IN THE GENERAL GEOGRAPHICAL AREA OF THE PROJECT AND KNOWLEDGE OF THE INTERNATIONAL LOCALITY OF THE PROJECT, INCLUDING NATURAL AND ARTIFICIAL FEATURES. No other general notification to firms for other similar projects performed under this contract will be made. Type of Contract: Firm-Fixed Price, Indefinite Quantity, with a minimum guarantee of $10,000.00. Those firms which meet the requirements described in this announcement and wish to be considered, must submit completed SF 254 and SF 255 (November 1992 Edition) for their firm and each proposed subcontract. Five (5) copies of the SF 254 and SF 255 are required. The SF 255 must clearly indicate the office location where the work will be performed and the qualification of the individuals and subcontractors proposed to work on the contract and their geographical location. The SF 255 should address the firm's capability to perform all services. Th submittal must be received in this office no later than 3:30 P.M., Mountain Standard Time, on the 30th calendar day after the date of appearance of this announcement in the Commerce Business Daily (CBD). Should the due date fall on a weekend or holiday, the submittal package will be due on the first workday thereafter. This is not a request for proposal. THIS NOT ASMALL-BUSINESS SET-ASIDE (129)

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