bim lod (level of definition)

BIM LOD (Level of Definition)

Scott Berry, Managing Director

2D

So BIM - a world of pain and confusion?

PAS 1192-2:2013

GIS

3D

4D

5D

6D

MIDP TIDP

BEP

CAWS DPoW

CIC

COBie

CPIx

EIRs

AIM

GUID

IFC

SaaS

LADAR

LOD MIDI

PIM

PIP

WIP

COMIT

QTO

6

Context – defining information

Mobile Flat

Underground Bonnet

Trainers

Post

Cell Apartment Sneakers

Hood Subway Mail

[email protected] www.applecoredesigns.co.uk 0121 447 7788

Context – what do you see?

Double Doors?

Double Doorset?

Fire-rated double doorset?

Something else......?

Dortek Hygenic Hinged Doors – Fire Rated


PAS 1192-2:2013 – Highlights

Published in February 2013

Working to industry standards

Employers Information Requirements

Pre-Contract BIM Execution Plan

Post-Contract BIM Execution Plan

Common Data Environment

Standards, Methods & Procedures

Information model


PAS1192-2:2013 - Key requirements

• Employers Information Requirements (EIRs) – What, When, How

• BIM Execution Plan (BEP) – Design Responsibility Matrix

• Master Information Delivery Plan (MIDP) – Information Required Schedule

• To be updated in October 2016


PAS1192-2:2013 - Information

Efficient working through defined information requirements

In the UK this is defined by LOD

LOD = Level of Definition in PAS 1192-2:2013

8


UK Digital Plans

9

4. Technical Design

3. Developed Design

5.Construction 6. Handover and Close Out

7. In Use 0. Strategic Definition

2. Concept Design

1. Preparation and Brief

4. Design 3. Definition 5. Build and Commission

6. Handover and Close Out

7 Operations and End of Life

0. Strategy 2. Concept 1. Brief


NBS BIM Toolkit; LOD = LOD + LOI


Stage 2 Concept

Stage 2

Information - there is a chair

Description

Office Chair

Width

Depth

Height

Manufacturer

Model

Purchase Date


Stage 3 Definition

Stage 3

Information – no change

Detail - there is a chair that has nominal space requirement of 700 x 700

Description

Office Chair

Width

700

Depth

700

Height

Manufacturer

Model

Purchase Date


Stage 4 Design

Stage 4

Information – no change

Detail - there is a chair of a certain size with arm rests and wheels

Description

Office Chair Arms, Wheels

Width

700

Depth

450

Height

1100

Manufacturer

Acme Chair Company

Model

Office 2000 Range

Purchase Date


Stage 5 Build and Commission

Stage 5

Information - manufacturer and model type

Detail – specific dimensions

Description

Office Chair

Width

685

Depth

430

Height

1085

Manufacturer

Acme Chair Company

Model

Office 2000 - Mirra

Purchase Date


Stage 6 Handover and Close Out

Stage 6

Information - manufacturer serial number, supplier, date purchased

Detail – location of asset

Description

Office Chair

Width

685

Depth

430

Height

1085

Manufacturer

Acme Chair Company

Model

Office 2000 - Mirra

Purchase Date

23/09/2016


Information through the life of asset

Think about peaks and troughs of information flow but don’t lose the data!!

Graphical Model

Non-Graphical Data

Documentation

Graphical Model

Non-Graphical Data

Documentation


Common Platform (OPEN BIM)


“Our final vision for the delivery of this information will be a fully web enabled transparent (to the user) scenario, based on the Building Smart IFC (Industry Foundation Classes) IDM (Information Delivery Manual) and IFD (International Framework Dictionary) standards.” BIS BIM Strategy

The Federated Model


Authoring Software

1

Authoring Software

2

Authoring Software

3

Contract drawings

and specs.

Spreadsheet COBie

IFC Federated Model

dPOW Check

IFC

IFC B

CF

FM MVD DIRECT TO FM TOOL

Please remember - the whole purpose

of BIM is….

the right information....

in the right format....

to the right people....

at the right time.

Mobile Communication Example Live!

http://www.applecoredesigns.co.uk/bimx-samples




bim lod (level of definition)

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