REINFORCED CONCRETE NON-MODEL EXCHANGES

earthwhistleUrban and Civil

Nov 25, 2013 (3 years and 10 months ago)

77 views


24 March 2012


1

REINFORCED CONCRETE
NON
-
MODEL EXCHANGES

Specification of the
Reinforced Concrete

Process


The following
exchange data

refer
s

to the process map
and identifies the contents of non
-
model
changes, their purpose and general content.
..

[
R
1]
L
ayout
r
eview


Design Phase

Design Development


31
-
20
-
20
-
00

Discipline

from

Structural engineer

33
-
21
-
3
1
-
14

Discipline to

Architect 33
-
21
-
11 00

Information
transmitted

Provide
structural consideration feedback with regard to
structural topology, bracing, foundations, member sizes

Typical formats

Marked up drawings, freehand sketches, possibly BCF notes

[
R
2
] Structural
review


Design Phase

Concrete Resource and Placement
Planning 31
-
40 30 31

Discipline

from

Structural engineer

33
-
21
-
3
1
-
14

Discipline to

Architect 33
-
21
-
11 00

Information
transmitted

Provide structural consideration feedback with regard to
structural topology, bracing, foundations, member
sizes

Typical formats

Marked up drawings, freehand sketches, BCF notes


[
R
3]
Connection & Erection Review


Design Phase

Concrete Resource and Placement Planning 31
-
40 30 31

Discipline

from

Structural engineer

33
-
21
-
3
1
-
14

Discipline to

Concrete Contractor

(33
-
41 11 14)

Information
transmitted

Lists unresolved issues of connection design and reinforcing
plans; considers pour sequencing and

cross
-
break continuity

Typical formats

Marked up drawings, freehand sketches, BCF notes


[
R4
]

Placement


& finish discrepancy reports

Design Phase

Concrete Execution
31
-
40 40 24

Discipline

from

Architect

(33
-
21
-
11
-
00)

Discipline to

Finish

Contractor

(33
-
41 11 14)

Information
transmitted

Identify from field review the finish and discrepanc
y issues
associated with given concrete placements

Typical formats

Marked up drawings or Models and photos


[
R5
]

Weather & Curing Specs


Design Phase

Construction

Documentation

31
-
25 00 00


24 March 2012


2

Discipline

from


varies

Discipline to

Concrete Contractor

(33
-
41 11 14)

Information
transmitted

Expected weather precipitation, temperature, humidity,

Typical formats

in tables or notes


[
R
6]
Concrete Preliminary Order


Design Phase

Concrete Resource and Placement Planning

31
-
40 30 31

Discipline

from

Concrete Contractor

(33
-
41 11 14)

Discipline to

Reinforcing Fabricator (33
-
41
-
11
-
14)

Information
transmitted

Preliminary concrete placement schedule

Typical formats

Schedule diagram, Gantt chart.



[
R
7]
Batch Delivery Sequence Order


Design Phase

Concrete Resource and Placement Planning 31
-
40 30 31

Discipline

from

Concrete Contractor (33
-
41 11 14)

Discipline to

Batch Plant

(33
-
41 21 24)

Information
transmitted

Concrete mix and delivery schedules, with quantities

Typical formats

XLS
spreadsheet,

XML
file of order/mix/quantities

[
R
8]
Final Rebar Delivery Schedule

Design Phase

Concrete Execution

31
-
40 40 24

Discipline

from

Reinforcing Fabricator (33
-
41
-
11
-
14)

Discipline to

Concrete Contractor (33
-
41 11 14)

Information
transmitted

BOM of reinforcing, with delivery dates and Batch information,
possibly mill heats

Typical formats

Written BOM, xml report


[
R
9]
Placement (pour) Samples


Design Phase

Concrete Execution 31
-
40 40 24

Discipline

from

Concrete Contractor
(33
-
41 11 14)

Discipline to

Testing Agency

(33
-
25 54 00)

Information
transmitted

Pour samples for slump and other tests

Typical formats

Physical sample


[
R
10]
Placement Test Results

Design Phase

Concrete Execution 31
-
40 40 24

Discipline

from

Testing

Agency (33
-
25 54 00)

Discipline to

Concrete Contractor (33
-
41 11 14)

Information
transmitted

Results from slump and other tests

Typical formats

Written report of PDF of test results


[
R
11
]
Rebar
Corrections

Design Phase

Concrete Resource and
Placement Planning 31
-
40 30 31

Discipline

from

Reinforcing Fabricator (33
-
41
-
11
-
14)


24 March 2012


3

Discipline to

Reinforcing Detailer

(33
-
41
-
11
-
14)

Information
transmitted

Rebar clash issues; cover problems on inspected pieces

Typical formats

BCF reports, screen
capture and project locations


[
R
12
]
F
abricated Rebar Delivery

Design Phase

Concrete Execution 31
-
40 40 24

Discipline

from

Reinforcing Fabricator

(33
-
41
-
11
-
14)

Discipline to

Reinforcing

Contractor


(33
-
41 11 14 17)

Information
transmitted

Provide
rebar batches and delivery schedule

Typical formats

Tabular schedule, associated with piecemark bundles


[
R
13]
Concrete
Finishes

Design Phase

Design Development

31
-
20
-
20
-
00

Discipline

from

Architect

(33
-
21
-
11
-
00)

Discipline to

Finish

Contractor

(33
-
41 11 14)

Information
transmitted

Provide structural consideration feedback with regard to
structural topology, bracing, foundations, member sizes

Typical formats

Photos, physical samples


[
R
1
4
]
Formwork
Review

Design Phase

Concrete
Resource and Placement Planning 31
-
40 30 31

Discipline

from

Formwork

Contractor

(33
-
41 11 14)

Discipline to

Reinforcing

Contractor


(33
-
41 11 14 17)

Information
transmitted

Review formwork placement plan and required linter for finishes

Typical
formats

Drawings or models with annotations


[
R
1
5
]
Construction Coordination Corrections

Design Phase

Concrete Resource and Placement Planning 31
-
40 30 31

Discipline

from

General Contractor

(33
-
41 11 11)

Discipline to

Reinforcing Detailer
(33
-
41
-
11
-
14)
,
Formwork Contractor (33
-
41 11 14)
,
Site Contractor

(33
-
41 11 14)
,

Concrete Contractor
(33
-
41 11 14)


Information
transmitted

Provide
spatial coordination reported (clashes and connection
alignment)

Typical formats

BCF, Navisworks
.pdf reports, marked up drawings


[
R
1
6
]
Construction Sequence Corrections

Design Phase

Concrete Resource and Placement Planning 31
-
40 30 31

Discipline

from

General Contractor (33
-
41 11 11)

Discipline to

Reinforcing Contractor (33
-
41 11 14 17)
,
Finish Contractor

(33
-
41 11 14)
,
Formwork Contractor (33
-
41 11 14)
,
Site
Contractor

(33
-
41 11 14)

Information
transmitted

Provide spatial coordination reported (clashes and connection
alignment)

with discrepancies with 4d schedule considerations

Typi
cal formats

Schedule markup, drawing markup, screen capture in 4D
simulation


24 March 2012


4


[
R
1
7
]
Mill
Delivery
Schedule

Design Phase

Concrete Resource and Placement Planning 31
-
40 30 31

Discipline

from

Reinforcing

Contractor


(33
-
41 11 14 17)

Discipline to

Rebar
Mill

or distributor33
-
25 41 11

Information
transmitted

R
ebar
delivery

schedule

Typical formats

Schedule of rebar batches and data with supporting heat
information


[
R
1
8
]
Rebar Mill Certification

Design Phase

Erection Phase

31
-
40
-
40
-
14
-
11

Discipline

from

Rebar Mill or distributor33
-
25 41 11


Discipline to

General Contractor (33
-
41 11 11)
,
Concrete Contractor (33
-
41
11 14)

Information transmitted

Reinforcing batch numbers and associated heat numbers

Typical formats

Tabular
report, now written or pdf. could be xls spreadsheet.


[
R
1
9
]
Mill Delivery

Design Phase

Concrete Execution 31
-
40 40 24

Discipline

from

Rebar Mill or distributor33
-
25 41 11

Discipline to

Reinforcing Fabricator (33
-
41
-
11
-
14)

Information
transmitted

Physical delivery of rebar & mesh according to order.


Typical formats

Schedule and material delivery