Rigging Theory N1 — Memo

April 2021 — N1 — Rigging Theory

N1 2021 Nated Engineering

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Q1— Section header —

1.2Ensure the gas cylinders are secured by using chains, firm stand or brackets. Ensure that a collar or neck ring is placed over the cylinder valves. Always use a suitable trolley with chains, brackets o

Q2— Section header —

2.1.1Half round file or semicircle round file Square file Round file Flat file Tri angular file (5\

2.1Square file is used for filing internal slots or rectangular holes. Round file is used to file internal radii as well as to enlarge holes. Flat file is used for general purpose work. Tri angular file is used for filing sharp internal corners.

2.2Heat treatment is a process that changes the physical properties of a metal by heating it up and then rapidly cooling it off. (2\

2.3Normalising Annealing Tempering

2.4BEAM (1\ [15]15

Q3— Section header —

3.2UP BRACKET

3.3Bruise means an injury to the wood at or near the surface caused by striking with a hammer or any other object. (2\

3.4Tar Water repellent paint [15]15

Q4— Section header —

4.1Distance moved in 1 hour = Distance moved in 1 minute = Work done to pull in 1 minute = <77 (6\

4.2The reel must: Be stored in a dry place Be kept on pallets to prevent damage from humidity Be kept on stands for easy rotatio n and lubrication of the steel wire rope

4.5Lively rope is a term used to describe the tendency of a rope to uncoil itself and causing difficulty with handling. The rope uncoils itself if the serving is removed from the end. (2\ [20]20

Q5— Section header —

5.2To make the outer surface smoother and prevent other ropes from chafing when led over it. To protect peoples' hands from sharp ends that are protruding from steel wire rope (3\

5.3Strands are not allowed to run forward but are pulled back as far as possible. The rope is kept level the whole time and strands are lifted high enough for the tuck to take place. The rope itself is not allowed to kink.

Q6— Section header —

6.1Becket hitch Scaffold hitch Rolling hitch Halter hitch Half hitch Blackwall hitch Double blackwall hitch

6.3Flashback arrestors are used to prevent flames from entering the hoses and the gas cylinders due to a backfire or flashback. Gas hoses are used to deliver the gases from the gas cylinders to the torches.

6.4They must be stored separately. The empty cylinders must not be stored with the full cylinders. The cylinders must be kept in an up right position. The cylinders must be secured with a proper chain or bracket.

Mark Allocation

Sections15 + 15 + 15 + 20 + 15 + 20 = 100 marks

Paper information

TitleMemo

SubjectRigging Theory

LevelN1

Document typeNated Engineering

Year2021

MonthApril

Pages5

Downloads4

Examination context

Decade2020s

Years ago5y

SeasonAutumn (SH)

Start dayThursday

Exam periodApril 2021

Days since exam2,018

About Rigging Theory examination preparation

This TVET examination resource can be used as part of a structured revision programme. Past papers are most useful when learners attempt questions independently, work within a realistic time limit, and review their answers afterwards.

How to use this resource for revision

A TVET past examination paper is most useful when it is treated as an active revision exercise. Try the questions yourself before checking the corresponding memorandum. Where you make an error, identify the reason — was it a knowledge gap, a calculation mistake, an interpretation issue, or an examination technique problem?

For stronger examination practice, complete the paper without unnecessary interruptions and keep track of the questions that take the most time. Afterwards, review the memorandum and separate knowledge gaps from mistakes caused by interpretation, calculation, structure, or examination technique.

understanding question requirements

applying subject knowledge

working under time constraints

checking answers

identifying revision priorities

A practical revision approach

Start by completing the resource without looking at the memorandum. Review incorrect and incomplete answers afterwards and make a short revision list based on the areas that caused difficulty.

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