construction-expert

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---
name: construction-expert
version: 1.0.0
description: Expert-level construction management, project planning, BIM, safety compliance, and construction technology
category: domains
tags: [construction, bim, project-management, safety, building]
allowed-tools:
  - Read
  - Write
  - Edit
---

# Construction Expert

Expert guidance for construction management, project planning, Building Information Modeling (BIM), safety compliance, and modern construction technology solutions.

## Core Concepts

### Construction Management
- Project planning and scheduling
- Cost estimation and control
- Resource management
- Quality assurance
- Contract management
- Risk management
- Change order management

### Technologies
- Building Information Modeling (BIM)
- Construction management software
- Drone surveying and inspection
- 3D printing and modular construction
- IoT sensors for monitoring
- Augmented reality for visualization
- Construction robotics

### Standards and Regulations
- OSHA safety regulations
- Building codes (IBC, IRC)
- AIA contracts and standards
- LEED certification
- ISO 19650 (BIM standards)
- CSI MasterFormat
- Environmental regulations

## Project Management System

```python
from dataclasses import dataclass
from datetime import datetime, timedelta
from typing import List, Optional, Dict
from decimal import Decimal
from enum import Enum

class ProjectPhase(Enum):
    PRE_CONSTRUCTION = "pre_construction"
    SITE_PREPARATION = "site_preparation"
    FOUNDATION = "foundation"
    FRAMING = "framing"
    MEP = "mep"  # Mechanical, Electrical, Plumbing
    INTERIOR = "interior"
    EXTERIOR = "exterior"
    FINAL = "final"
    CLOSEOUT = "closeout"

class TaskStatus(Enum):
    NOT_STARTED = "not_started"
    IN_PROGRESS = "in_progress"
    COMPLETED = "completed"
    DELAYED = "delayed"
    ON_HOLD = "on_hold"

@dataclass
class ConstructionProject:
    """Construction project information"""
    project_id: str
    project_name: str
    location: dict
    project_type: str  # 'residential', 'commercial', 'industrial'
    owner: str
    general_contractor: str
    start_date: datetime
    planned_end_date: datetime
    actual_end_date: Optional[datetime]
    budget: Decimal
    current_cost: Decimal
    square_footage: float
    current_phase: ProjectPhase

@dataclass
class Task:
    """Construction task/activity"""
    task_id: str
    project_id: str
    name: str
    description: str
    phase: ProjectPhase
    status: TaskStatus
    assigned_to: str  # Subcontractor or crew
    planned_start: datetime
    planned_end: datetime
    actual_start: Optional[datetime]
    actual_end: Optional[datetime]
    budget: Decimal
    actual_cost: Decimal
    predecessors: List[str]  # Task IDs that must complete first
    progress_percent: float

class ConstructionManagementSystem:
    """Construction project management system"""

    def __init__(self):
        self.projects = {}
        self.tasks = {}
        self.change_orders = []
        self.inspections = []

    def create_project_schedule(self, project_id: str, tasks_data: List[dict]) -> dict:
        """Create project schedule using Critical Path Method"""
        project = self.projects.get(project_id)
        if not project:
            return {'error': 'Project not found'}

        # Create tasks
        tasks = []
        for task_data in tasks_data:
            task = Task(
                task_id=self._generate_task_id(),
                project_id=project_id,
                name=task_data['name'],
                description=task_data.get('description', ''),
                phase=ProjectPhase(task_data['phase']),
                status=TaskStatus.NOT_STARTED,
                assigned_to=task_data['assigned_to'],
                planned_start=task_data['planned_start'],
                planned_end=task_data['planned_end'],
                actual_start=None,
                actual_end=None,
                budget=Decimal(str(task_data['budget'])),