Construction Basics
This document is typically submitted to the design team to clarify information in the contract documents during construciton
What is an RFI (Request for Information)?
OSHA requires fall protection in construction when workers are exposed to falls of this height or greater.
What is 6 feet?
On architectural drawings, this abbreviation commonly refers to an item not being in the General Contractor's scope of work.
What is NIC ("Not In Contract.")?
This meeting is commonly held weekly or bi-weekly to discuss project progress and outstanding issues.
What is an OAC (Owner-Architect-Contractor) meeting?
This instrument is commonly used to establish elevations on a construction site.
What is a builders level (or a dumpy level)?
This document is submitted by the contractor to demonstrate compliance with project specifications before materials are installed.
What is a submittal?
Before digging, contractors should contact this national service.
What is 811?
This specification division generally covers concrete work.
What is Division 03
A contractor typically submits this before requesting payment for stored materials.
What is an invoice and bill of sale?
Concrete strength is typically measured in these units.
AND
Concrete strength is typically measured at these intervals.
What is PSI (pounds per square inch)?
7 and 28 days
This percentage is commonly withheld from progress payments until project completion to ensure contract performance.
What is retainage?
This document identifies hazards and outlines the steps required to perform work safely.
What is a Job Hazard Analysis (JHA) or Activity Hazard Analysis (AHA)?
This specification division generally covers HVAC work.
What is Division 23?
This schedule activity has zero total float.
What is a critical path activity?
This material is commonly installed beneath concrete slabs to reduce moisture migration.
What is a vapor barrier?
This scheduling method identifies the sequence of activities that determines the project completion date.
What is CPM (Critical Path Method)?
OSHA requires this document to be available on-site and readily accessible for every hazardous chemical used by workers.
What is a Safety Data Sheet (SDS)?
This specification division generally covers electrical work.
What is Division 26?
When a subcontractor's work causes another trade to incur costs, the responsible subcontractor may receive this.
What is a backcharge?
This roofing membrane is commonly used on low-slope commercial roofs and is usually white.
What is TPO?
This contract modification formally changes the scope, contract value, and/or completion time of the overall project.
What is a PCCO (Prime Contract Change Order)?
This OSHA-defined individual is capable of identifying existing and predictable hazards and has the authority to take prompt corrective measures.
Who is a Competent Person?
This specification section specifically covers door hardware.
This document records work completed and the amount due for that billing period.
What is a pay application?
This document records the actual installed conditions of a project and is typically updated throughout construction.
What are as-built drawings?