ASTM C1532-02

NOTICE: This standard has either been superceded and replaced by a new version or discontinued.
Contact ASTM International (www.astm.org) for the latest information.
Designation: C 1532 – 02
Standard Guide for
Selection, Removal, and Shipment of Masonry Assemblage
Specimens from Existing Construction
This standard is issued under the fixed designation C 1532; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
1. Scope 4. Significance and Use
1.1 This guide covers the process of selection, removal, and 4.1 Assemblages of masonry are sometimes removed as part
shipment of masonry assemblage specimens from existing of an assessment of the condition of masonry construction.
construction that are intended for testing. These specimens are Such specimens are commonly prepared for shipment to a
a portion of existing masonry, typically consisting of masonry laboratory where the specimens are assessed with visual
units, mortar, grout, reinforcing steel, collar joint, and masonry techniques, petrographic techniques, or standard test methods.
accessories, that has been removed from an existing masonry The process of selecting, removing, and shipping the speci-
assembly. The specimens may be taken from single- or mens can have an effect on test results. This guide provides
multiple-wythe construction, or portions thereof. This guide procedures for selecting, removing, and shipping masonry
also covers procedures for reporting as part of this process. assemblage specimens removed from existing construction.
1.2 The values stated in inch-pound units are to be regarded 4.2 The selection and removal processes described in this
as the standard. The values given in parentheses are for guide are primarily intended for walls. Selection and removal
information only. of masonry assemblages from locations other than walls
1.3 This standard does not purport to address all of the requires user judgment in order to obtain appropriate speci-
safety concerns, if any, associated with its use. It is the mens.
responsibility of the user of this standard to establish appro- 4.3 This guide also covers reporting of the selection, re-
priate safety and health practices and determine the applica- moval, and shipping processes. This information allows inter-
bility of regulatory requirements prior to use. ested parties to assess the impact of these processes on test
results.
2. Referenced Documents
4.4 This guide does not address the use of test results
2.1 ASTM Standards: conducted on removed assemblage specimens. This guide does
C 43 Terminology of Structural Clay Products
not determine whether the removed masonry materials met
C 1180 Terminology of Mortar and Grout for Unit Ma- original specification requirements.
sonry
4.5 If only individual units are to be removed from an
C 1209 Terminology of Concrete Masonry Units and Re- existing construction, refer to Guide C 1420 as a guide.
lated Units
5. Selection and Removal
C 1232 Terminology of Masonry
C 1420 Guide for Selection, Removal, and Shipment of 5.1 Selection of Test Samples:
Manufactured Masonry Units Placed in Usage 5.1.1 Visual Assessment—Prior to selecting assemblages for
E 122 Practice for Calculating Sample Size to Estimate, removal, perform a visual survey of the exposed surface to
with a Specific Tolerable Error, the Average for Character- assess the in-place, undisturbed condition of the masonry wall
istics of a Lot or Process and other related construction.
5.1.1.1 Record observations from the visual survey with
3. Terminology
photographs or drawings, or both, that represent the appearance
3.1 Definitions: of the masonry. Include sample locations identified in 5.2.
3.1.1 For definitions of other terms used in this guide, refer
5.1.1.2 Conduct the visual assessment either over the whole
to Terminologies C 43, C 1180, C 1209, and C 1232. construction or on a representative sample of the whole.
Examine locations with different exposures, such as walls
exposed to rain and walls protected from rain.
This guide is under the jurisdiction of ASTM Committee C15 on Manufactured
5.1.2 Sampling—Select specimens representative of the en-
Masonry Units and is the direct responsibility of Subcommittee C15.04 on
tire masonry construction or a portion thereof. Consider
Research.
Current edition approved June 10, 2002. Published August 2002.
aspects such as the orientation of the units of the proposed
Annual Book of ASTM Standards, Vol 04.05.
assemblage specimens (for example, stretcher, header, or
Annual Book of ASTM Standards, Vol 14.02.
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NOTICE: This standard has either been superceded and replaced by a new version or discontinued.
Contact ASTM International (www.astm.org) for the latest information.
C 1532
soldier), location in the structure (for example, parapet, corbel, reinforcement across wythes, etc.), within the specimen perim-
or quoin), where different masonry units are blended to eter, without causing damage to the specimen. Remove adja-
produce a range of color or architectural effect within the wall, cent masonry or adjoining construction by saw-cutting or by
and required specimen size to accommodate further testing. chiseling, as necessary, to obtain properly sized assemblages.
Sample by one or more of the following techniques: Do not use electric or hydraulic impact equipment that dam-
5.1.2.1 Random Sampling—Within the whole construction, ages the specimen. Remove the specimen from the construc-
or in a selected part of the whole, select assemblage specimen tion and set on stable horizontal surface (such as the ground,
sample locations based on a random sampling process. Desig- scaffolding, etc.), taking care to avoid damage during removal
nate a numbering system associated with specimen locations and transport to the stable surface.
and randomly select numbers, or use a similar random sam-
NOTE 4—While removing the assemblages, do not detrimentally affect
pling method.
the structural or serviceability performance of the remaining masonry and
other related construction. Provide adequate shoring and weather protec-
NOTE 1—When assemblages are to be removed for testing in accor-
tion.
dance with test methods that include requirements for selection and
NOTE 5—Assemblages with a nominal thickness of 4 in. (102 mm) are
sampling of samples, those requirements should be replaced with 5.1 of
normally removed with a power-driven rotary saw with a diamond-tipped
this guide.
blade having a diame
...