Computer Models Library

The most updated software tools are used by SPT for territorial planning (energy, water and transport/traffic networks):

Planning

TRANSCAD

GIS Model for generation, distribution and assignment of traffic

CROSS

Model for calculation of hydraulic and gas distribution networks

QRS

“Quick Response System” – Model for traffic volumes assignment in urban areas

ASTRA

Model for traffic assignment on the regional transport network

DBTrasp

Transport Sector Data Base including traffic volumes and composition, O/D matrix, infrastructure standards, vehicle operating costs, time cost, inputs for assignment

EQUIV

Model for the calculation of the “Equivalence Factors” of heavy vehicles in different road conditions in function of technical-geometrical characteristics

SIDRA

Model for signalized and un-signalized intersection research aid

TRANSYT

Model for traffic synchronization on signalized intersections

OPEN TRACK

Model for railway operation planning

Economic and Financial Analyses are carried out using widely tested internal models and international standard applications, like:

Financing

BUSINESS

Model for financial evaluation of projects (Project Financing) Cash flow, Income Statement, Resources and Application of Funds, Balance Sheet etc.

CRYSTAL BALL

Forecasting and risk analysis applied to Cost-Benefit analyses

HCS2000

The Highway Capacity Software (HCS2000) implements the procedures defined in the Highway Capacity Manual (HCM 2000) for analyzing capacity and determining level of service (LOS) for Signalized Intersections, Unsignalized Intersections, Urban Streets (Arterials), Freeways, Weaving Areas, Ramp Junctions, Multilane Highways, Two-Lane Highways and Transit

HDM IV

World Bank procedure for road investment evaluation and rehabilitation /maintenance programming

IROR

Model for the economic evaluation of investment projects through the most relevant feasibility parameters: IRR, NPV, Return Period, Optimal Opening Year, Benefit/Cost Ratio, Sensitivities Analysis

VOC

Model for the Calculation of the Generalized Vehicle Operating Costs, following the IBRD procedures, but flexible to local technical adjustments

Civil Works design and supervision are supported by different design models, like:

Civil Works

CIVIL DESIGN

Complete procedure for automated road design from alignment to earthworks and bill of quantities

DIGICORP

Program for road design and calculation, including geometric components, earthworks and estimated metric calculations

FERRO

Complete procedure for railway design

SITE

Model for site quantities and cost calculations

STRADE 6

Complete procedure for automated road design from alignment to earthworks and bill of quantities

STRUCT

Package for structural analysis calculation (reinforced and pre-stressed concrete)