High Pressure Steam Exam Nyc Expected Questions With Verified Answers

HIGH PRESSURE STEAM EXAM NYC EXPECTED
QUESTIONS WITH VERIFIED ANSWERS

Question 1.
1 The maximum blow down for a safety valve on a forced flow steam generator or high temperature
water boiler shall be of what percent of the set pressure?

ANSWER
10%. HP Code: 14-9.12


Question 2.
3 Who oversees the code for any plumbing installations?
ANSWER
The NYC Plumbing Code NYC Mech: 1002.1


Question 3.
4 When will anchorage or guides be inspected?

ANSWER
Annually. NYC Mech: 1210.3.1.2


Question 4.
5 How many brass washout plugs does a miniature boiler have?
ANSWER
Not less than 3 Brass Washout Plugs 1 inches in size. HP Code 14-11.5


Question 5.
6 How often are high pressure piping expansion joints inspected?

ANSWER
Weekly RCNY: 20-02 a.2.i (HP
steam piping). NYC Mech: 1210.3.1 (hydronics - monthly)






,Question 6.
7 How long should a Hydronic System be pressure tested for?
ANSWER
2 hours at no less than 100 PSIG. NYC Mech: 1208.1


Question 7.
8 How is a gauge protected from excessive pressure?

ANSWER
Shut off Cock RCNY: 20-03 c,7


Question 8.
9 Who is authorized in witnessing a test on a gas piping system?
ANSWER
Plumbing Inspector, Architect, Licensed PE, Master Plumber, or Agency by the D.O.B RCNY
20-01 a,1,2


Question 9.
10 How should a remote disconnect be labeled?
ANSWER
Remote control for burner. NYC Mech: 1006.8.1


Question 10.
11 When is a fusible plug not needed to be installed on a boiler?

ANSWER
Over 200 PSIG. HP Code: 14-10.17, b


Question 11.
12 When shall a power boiler with a MAWP over 400 be tested?
ANSWER
Pressure tested annually ( safety valve). HP Code: 14-9.7, a,2






,Question 12.
13 What shall a Design plan of a boiler and application contain but not limited to?
ANSWER
Size + Location, Operating Pressure + Temperature of the Pressure vessel, and Type +
Specification of Pressure Relief.


Question 13.
14 Who is responsible for maintaining the copies of the certified welder qualifications report?
ANSWER
Copies of the certified welder qualification report she'll be maintained by the responsible
WELDING AGENCY and the company performing the welding, and shall be made available
upon request to the DOB. RCNY: 20-02, b,2v,/22-01,d,5. HP Code: 14-3.7


Question 14.
15 Who needs to furnish a control diagram and boiler operation instructions?

ANSWER
The Installer. NYC Mech: 1004.7


Question 15.
16 Who will certify and calibrate all gauges utilized for testing?

ANSWER
All gauges utilized for testing shall be calibrated and certified annually in accordance with
ASME B40.100 by the test operathor. NYC Mech: 1011.2


Question 16.
17 What shall be placed in between different joints and piping material?

ANSWER
An approved Adapter Fitting NYC Mech: 1203.1.2






, Question 17.
18 What items are exempt from the reporting requirements?
ANSWER
Exemptions: (1) the installation of backing rings in handhole or manhole openings or the
building up of same; and (2) the seal welding of tubes to the tube sheet. HP Code: 14-3.4, b,
1-2


Question 18.
19. Who will be under control for any welding done to a High-pressure tank?

ANSWER
The welding shall be under controlled inspection of an ENGINEER, supervising a welding
inspection agency acceptable to the DOB RCNY: 22-01 d,2


Question 19.
20 At what pressure is it required to have extra heavy valves installed?

ANSWER
HP Code: 14-10.21b / 14-9.2,b


Question 20.
21 The -------------- files an application for a boiler alteration

ANSWER
Inspector HP Code: 14-3.3 c, 2, ii


Question 21.
22 How many safety valves does a boiler have with over 500 square feet of heating surface?

ANSWER
At least 2 HP Code: 14-9.4a