Quantity takeoff calculator

Skill a5c-ai/babysitter/library/specializations/domains/science/civil-engineering/skills/quantity-takeoff-calculator

Construction quantity takeoff skill for concrete, steel, earthwork, and materialsFrom its SKILL.md

Install

npx -y skills add a5c-ai/babysitter --skill quantity-takeoff-calculator

Assembled from the repository path, not quoted from the project. Check it against their README if it does not work.

SKILL.md

1.9 KB, 285 tokens by cl100k_base, as published. Nobody here has run it

Quantity Takeoff Calculator Skill

Purpose

The Quantity Takeoff Calculator Skill calculates construction quantities including concrete volumes, steel weights, earthwork quantities, and material takeoffs from drawings or BIM models.

Capabilities

Concrete volume calculation
Steel weight calculation
Earthwork quantities
Pipe and conduit lengths
Area calculations (formwork, finishes)
Unit conversion
Waste factor application
BIM-based takeoff

Usage Guidelines

When to Use

Estimating project quantities
Supporting cost estimates
Verifying contractor quantities
Planning material procurement

Prerequisites

Design documents available
Takeoff categories defined
Unit system established
Waste factors identified

Best Practices

Use consistent methods
Document measurement rules
Apply appropriate waste factors
Cross-check critical items

Process Integration

This skill integrates with:

Construction Cost Estimation
Specifications Development

Configuration

quantity-takeoff-calculator:
  categories:
    - concrete
    - steel
    - earthwork
    - masonry
    - piping
  sources:
    - bim-model
    - drawings
    - cad
  units:
    - imperial
    - metric

Output Artifacts

Quantity summaries
Material takeoffs
Cost backup data
BOM reports

What ships with it

Read from the repository

Just SKILL.md. No reference files, no scripts.