Decision Support System

Decision Support System

Business Case

Problem Statement

Construction decision-making challenges:

• Multiple conflicting criteria
• Risk and uncertainty
• Time pressure for decisions
• Lack of structured analysis

Solution

Multi-criteria decision support system for construction projects with weighted scoring, risk analysis, and scenario comparison.

Technical Implementation

import pandas as pd
from typing import Dict, Any, List, Optional, Callable
from dataclasses import dataclass, field
from datetime import date, datetime
from enum import Enum
import math


class DecisionType(Enum):
    VENDOR_SELECTION = "vendor_selection"
    METHOD_SELECTION = "method_selection"
    SCHEDULE_OPTION = "schedule_option"
    DESIGN_ALTERNATIVE = "design_alternative"
    RISK_RESPONSE = "risk_response"
    RESOURCE_ALLOCATION = "resource_allocation"


class CriterionType(Enum):
    COST = "cost"
    TIME = "time"
    QUALITY = "quality"
    SAFETY = "safety"
    RISK = "risk"