COMMISSION 1: DOCUMENT NO 15: AUTOMATIC CALCULATION OF COST VARIATIONS

COMISION I: DOCUMENTO N. 15: CALCULO AUTOMATICO DE VARIACIONES DE COSTOS

THE PRINCIPAL CHARACTERISTICS OF COMPUTERISED CALCULATION OF VARIATIONS IN COSTS OF PUBLIC WORKS IS DISCUSSED, USING "TECHNICAL COEFFICIENTS" AS A BASIS (EQUIVALENT TO THE USUAL BREAKDOWN OF BUDGET SECTIONS INTO COST ANALYSIS FORMULAE) AND DISCOUNTED UNIT PRICES FOR MATERIALS, LABOUR, PLANT, TRANSPORT, ETC. THE INTEGRAL APPLICATION OF THE SYSTEM ALLOWS WORKS BILLS AND CERTIFICATES TO BE AUTOMATICALLY OBTAINED. ANOTHER USEFUL BY-PRODUCT IS THE SIMULTANEOUS EMISSION OF BILLS OF QUANTITIES OF MATERIALS, LABOUR TIME, PLANT UTILISATION, ETC TO BE USED FOR THE WORK. USING THE COMPUTERISED SYSTEM PRESENTED BY THE AUTHORS AS A SIMULATION TOOL, IT IS POSSIBLE TO KNOW IN ADVANCE, RAPIDLY AND EASILY, THE EFFECT OF ANY FORESEEABLE INCREASE IN COSTS OF A GIVEN SECTION (SALARIES, COMBUSTIBLES, CEMENT, ETC) ON A STRUCTURE OR WORK PROGRAMME, AS WELL AS THE INFLUENCE OF A PUBLIC WORKS PLAN ON THE ECONOMY OF THE PROVINCE IN GENERAL OR ON THE CONSTRUCTION INDUSTRY IN PARTICULAR, RELATING TO EVENTUAL DEMAND ON HUMAN RESOURCES OR OTHER PRODUCTION FACTORS. THE MATHEMATICAL MODEL SERVING AS THE BASIS OF THE SYSTEM IS PRESENTED AND CERTAIN PARTICULAR ASPECTS ARE ANALYSED RELATING TO LABOUR, MATERIALS, PLANT AND TRANSPORT. THE STUDY IS COMPLETED BY COMMENTS ON EXAMPLES OF COMPUTER OUTPUT, OBTAINED FROM AN EXPERIMENTAL APPLICATION. FOR THE COVERING ABSTRACT, SEE IRRD ABSTRACT NO 106370, SEE ALSO IRRD ABSTRACTS NOS 106371, 106377-97.

  • Authors:
    • BABINI, N
    • LARRAMENDY, M M
  • Publication Date: 1972-12

Media Info

Subject/Index Terms

Filing Info

  • Accession Number: 01293746
  • Record Type: Publication
  • Source Agency: Institut Francais des Sciences et Technologies des Transports, de l'Aménagement et des Réseaux (IFSTTAR)
  • Files: ITRD
  • Created Date: Nov 21 2010 4:18AM