Layout and Installation of Tubing and Piping Systems (12302-15)

According to OSHA standards, the minimum headroom for piping installations in pedestrian areas is _______.

7 feet (2.1 m)

Before bending piping or tubing, an instrument fitter must know the ________.

distance to the first bend and its angle

Unlike most piping and conduit, tubing requires cushioning to protect against _______.

outer wall damage

Developing an isometric sketch requires the use of _______.

fitter's math

A support that permits movement in the presence of slowly applied pressure but locks up to become rigid during rapidly applied loads is a ______.

snubber

What is the gain for a 45-degree bend in 1/2-inch tubing?

1/16 inch

Tubing installations should be supported at a minimum of every _______.

3 feet (0.9 meters)

How does the springback for copper tubing compare to the springback for stainless steal tubing?

Copper tubing has less springback.

When planning the location of instrumentation piping and tubing, ____________.

Making plans to avoid present and future obstructions

The data for all relevant instrument loops is usually contained in a(n) ______.

P&ID

What sometimes separates tubing runs from cable runs in cable trays?

Partitions

The first step in installing any tubing or piping system is _______.

Planning

Which of the following documents may contain the process piping system operating pressures and temperatures?

Project piping specifications

All the items that are needed to properly install a particular instrument, and any instruments identical to it, are typically listed on a(n) _________.

bill of materials

The basis for all tubing or piping line measurements is typically the _____.

center line

The range for the ideal bend radius for piping or tubing is ________.

two-and-a-half to three times the outside diameter