chpt 17 specifications Flashcards
A coating specification is a formal , legally enforceable document that tells the contractor (applicator) _____ __ ___ and _____ __ ___ __, but generally does not tell them _____ __ __ __.
what to do
where to do it
how to do it
A good specification will describe, at a minimum , the ____ __ ___ ___, materials needed, the _______ of the coating , the key _______ required, the ______ of the finished coating, the ______ by which the job will be _______, and the ________ requirements to ensure a good coating job.
scope of the job objectives procedures appearance standards judged inspection
The general portion of a specification should include the _____ of the work, the ____ of structure involved, the ______ of other structures in the areas, and the _____ of protection.
location
type
location
degree
The preparation of a specification should involve at least three of four entities.
owner
engineer/design co.
manufacture
contractor
specifying engineer is defined as the person who can resolve ____________ or make _________ to a specification
non conformance
changes
the “scope” section of a specification describes the _____ to be done, ______ and _____ it will be done, and _____ the contractor is to supply.
work
when
where
what
Any requirements for special permits, such as ______ _____, _____-____ and ___-____ procedures, ______ signals, _____ havens, ____ procedures, etc., should be included in the safety section of a specification.
confined spaces tag-out lock-out warning safe exit
Preinspection is a procedure for inspecting, ____, and ______ of all fabrication defects and/or process damages to the structure being prepared.
marking
correction
Two items that should be covered in the surface preparation of a specification are:
- the type of cleanliness required for the coating to be applied
- the surface profile must be practical and effective for the coating that will be applied over it.
A recommended source for selection of coating materials is the SSPC table _________ systems for ___________ zones, which lists various environmental zones of usage and recommends corresponding __________ coatings.
painting
environmental
generic
The coating schedule should include _____ to be coated, ____ , __ ______ .
areas
protected
not coated
The work methods part of a specification should define what is meant by “good working methods” by citing the requirements of such sources as SSPC-PA 1, or requires painters to be qualified according to ASTM standards _______ and ______.
SSPC-PA 1
D4427 and 4228
SSPC
(steel structures painting council)
A good specification will state the required ____ and _____ DFT of each coat in a system as well as the ________DFT of the system, along with requirements for _____ coating of _____, ______, ____, ______, etc.
minimum
maximum
allowable
stripe coating of welds, edges, nuts, bolts, etc.
It is generally recommended that coatings not be applied where the ambient _________ is within ____ or _____ of the dew point and rising.
temperature
3 deg C or 5 deg F
dew point
A specific restriction against ________ or ________ a material as a means of _________ the pot life should be included in the specification.
Thinning or cooling
extending
The manufactures ________ instruction should be made part of the specification.
application
Depending on the number of coats , there should be a requirement for a _______ ______ __ color with the _______ coat.
sufficient contrast in color
previous
The work schedule normally includes such points as:
- preinspection
- precleaning
- repair of fabrication defects
- surface preparation
- application
- inspection intervals
- repair & remedial work
- documentation
- reports
Inspection should be an in-process function that requires ____ _____ observation of all _______, _______ ________, ______, _________, and ______ of a coating system.
Full time cleaning surface preparation mixing application curing
The documentation section of a specification should list all the reports that are _________, the _________ of the reports, and __ ____ they should be forwarded to.
required
frequency
to whom
name the individual sections of the sample offshore specification shown in appendix 17A
- general requirements
- codes and standards
3.. materials - extent of surface preparation & coating
- surface preparation
- coating application
- stripe coating
- quality control and inspection
- safety and environmental
10 documentation of work performed.
“shall” and “shall not”
mean the provision is mandatory, and the contractor must comply
“should”
is not obligatory but indicates a strong recommendation to the contractor to fulfill that part of the specification.
“may”
means the contractor has options and should choose his or her preferred option.
