What Is The Purpose Of Specifications In A Set Of Working Drawings?

What is the purpose of a specification?

The purpose of a specification is to provide a description and statement of the requirements of a product, components of a product, the capability or performance of a product, and/or the service or work to be performed to create a product..

What should be included in a specification?

What should be included in a specification?Price format.For Services: day/hourly/all-inclusive rates (total cost)Quality.Quantity.Required supplier experience.Size / dimensions.Performance.Installation / maintenance / servicing / warranty.More items…•

What is the difference between requirements and specifications?

A specification is a document that specifies a system or product, e.g. a prime-item development specification for an F-14. … A requirement is a single statement of something the product or system must do. A spec may have hundreds of requirements in it.

Why is it important to study the parts of a working drawing?

Drawings are important because they are used to communicate the technical details of a project in a common format. The drawings also become the foundation for future projects and cost savings for customers. … After construction of the control panel, the same set of drawings is used for on-site installation.

What are the 6 types of construction drawings?

All the types of construction drawings can be segregated into the following sets of drawings:Architectural Drawings.Structural Drawings.HVAC Drawings.Electrical & Plumbing Drawings.Firefighter Drawings.Miscellaneous Drawings.

What are the three main parts of a set of working drawings?

Three main sets of production drawings include the following:Detail of each non-standard part on a drawing sheet, usually one part per sheet.Assembly drawing showing all parts on one sheet.A Bill of materials (BOM), essentially of each part.

What is the importance of detailed drawing?

Detail drawings provide a detailed description of the geometric form of a part of an object such as a building, bridge, tunnel, machine, plant, and so on. They tend to be large-scale drawings that show in detail parts that may be included in less detail on general arrangement drawings.

Who prepares construction drawings?

2. Structural Drawings: This type of construction drawing provides a complete view of the structure or structures involved in the building project. Structural drawings are typically prepared by licensed structural engineers relying on input from architectural drawings.

What are the three types of specifications?

Generally, there are three different types of construction specifications found in contracts: prescriptive specifications, performance specifications, and proprietary specifications.

What are the main components of a project specification?

The primary components of a project management plan are:Scope Statement.Critical Success Factors.Deliverables.Work Breakdown Structure.Schedule.Budget.Quality.Human Resources Plan.More items…•

What is the purpose of working drawings?

Working drawings provide dimensioned, graphical information that can be used; by a contractor to construct the works, or by suppliers to fabricate components of the works or to assemble or install components.

What are the two basic categories of working drawings?

There are two distinct types of working drawing: one is detail drawing, which shows various views of an object and includes important information such as measurements and tolerances that the craftsperson or machine operator might need to know when manufacturing the object, or that people using the object might need to …

What are the types of specifications?

Four Types of “Specifications”Product Specification: This describes a manufacturer’s product and its performance without consideration for a particular building. … Project Specification: This describes an architect’s design and performance requirements for a particular building. … Master Specification: … Guide Specification:

How do you write a specification?

Here are five steps you can follow to write an effective SRS document.Create an Outline (Or Use an SRS Template) Your first step is to create an outline for your software requirements specification. … Start With a Purpose. … Give an Overview of What You’ll Build. … Detail Your Specific Requirements. … Get Approval for the SRS.

What is a specification used for in construction?

According to the Dictionary of Architecture & Construction a specification is, “a written document describing in detail the scope of work, materials to be used, methods of installation, and quality of workmanship for a parcel of work to be placed under contract; usually utilized in conjunction with working (contract) …