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APC P&D 2023 Autumn > Surveying & Mapping (L1) > Flashcards

Surveying & Mapping (L1) Flashcards

1
Q

What must be shown on a map?

A

Scale
Legend
North arrow
Title
Printers name

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2
Q

It is your responsibility to ensure the map is accurate and liscenced. How do you do this?

A

Check maps liscence/ copyright.

Compare red line with promap/land insight. Physical site visit with trundle wheel.

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3
Q

Difference between a title plan, location plan, site plan.
WHAT IS A TITLE PLAN?

A

Registered under the general (physical) boundary. 1:1250-1:2500
Legal boundaries can be difficult to accurately define: they’re a reasonable interpretation of pre-existing deeds. Not definite and errors are subject to rectification.

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4
Q

Difference between a title plan, location plan, site plan.
WHAT IS A LOCATION PLAN?

A

Proposed development in the context of an area (roads). Up to date. 1:1250.

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5
Q

what does the colouring red and blue denote on a title plan?

A

Red - ownership
Blue - adjoining land

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6
Q

Difference between a title plan, location plan, site plan.
WHAT IS A SITE PLAN?

A

Proposed development within a boundary. 1:200-1:500

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7
Q

What is the difference between a legal, party and physical boundary?

A

Party is when the ownership and maintenance of a boundary is adjoining and can’t be determined.

Legal is precise boundary determined by the Property Chamber Tribunal. Based on Pre Registration conveyancing.

Physical eg a hedge or fence

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8
Q

What is a map?

A

Plan relating to a specific point in time.

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9
Q

Modern maps can be hard copies or digital copies. What is a digital: RASTOR versus VECTOR?

A

RASTOR is a basic set map, eg a PDF

VECTOR is a map of interconnecting graphics/ polygons eg a DWG

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10
Q

What issues are there with mapping accuracies?

A

Scale
Inaccuracy is inherent
Boundaries
Updates

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11
Q

What is a GIS map?

A

GEOGRAPHIC INFORMATION SYSTEMS.

Map shares data - is communicative (used in urban planning)

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12
Q

What is an OS Map?

A

ORDINANCE SURVEY MAP

has copyrights. No legal boundaries are shown.

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13
Q

How would you accurately survey a site?

A

Can use land reg/Promap.
Trundle wheel.
Possibly laser if defined boundaries.

TOPO is most accurate.

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14
Q

What is a Topo?

A

And accurate and scaled (into CAD) site depiction.
Includes boundaries, buildings, drainage, water channels, site COI tours.

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15
Q

What features can you find on realyse?

A

OS maps
Environmental/Historic designations
Planning permissions
SHLAA data
Comparable value analysis

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16
Q

What is flood risk? Explain the flood zones.

A

The likelihood of flooding and associated impacts.
The environment agency maps the flood zones. LLFA police’s them.
ZONE 1- low risk (0.1% annual chance)
ZONE 2 - medium risk (1% chance)
ZONE 3A - high risk (1+% chance)
ZONE 3b - functional floodplain (5% chance - designated for flooding)

17
Q

What is a land designation?

A

Historic - listed building

Environmental - AONB/SAC (eg the Chiltern Beechwood’s SAC, Ashridge common had a high number of visitors- 12km zone of influence, moratorium - SANG (suitable alternative green space)

Greenbelt - land use designation to prevent urban sprawl

18
Q

What is land registry?

A

Records of land/property ownership and interests. It is not definitive and ppl can lodge objections.
The Land Registration Act 2002 shows an accurate reflection at any point in time.

19
Q

Define covenant

A

A-Legal agreement between 2 parties.

Positive - obligation. Not run with land

Negative - restriction in use. Does run with land.

20
Q

Define an Easement

A

A legal right to exercise over land. Eh a private ROW.
Created by a Deed and is a binding obligation.

21
Q

Define a Charge over land

A

Restriction on land to bind owner to a payment of money. Held over land until released.

22
Q

What is a RIGHT OF WAY?

A

Footpath
Bridleway
Restricted bridleway
Byway open to all traffic

APC P&D 2023 Autumn (20 decks)

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