Application for a new water supply connection
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Application for a new water supply connection Application form and guidance notes Please detach and return the application form and keep our guidance notes for reference. This form should be used for applications for new water supply connections for the following; upgrading an existing supply, conversion of a property into multiple dwellings, separating a common supply, building water, new properties and other new supplies which are connecting to an existing distribution main in the public highway. If you are unsure of what you need please contact our help desk. Please note, if we consider it necessary to provide a new public water main we will contact you to discuss your proposals. Please complete all sections of this form and provide relevant diagrams and information. Sending us all the information we need will avoid unnecessary delays to your quotation. Please send your completed application: Thames Water, Developer Services, Clearwater Court, Vastern Road, Reading, Berkshire RG1 8DB. thameswater.co.uk/developerservices
Guidance notes
These guidance notes explain why we need the information we are requesting.
Please read them with the relevant section of the application form.
Section A - your details • trial pits location plan
• trial pits depths (0.5m and 1.2m)
1 Applicant details
• soil chemical analysis
This section should be completed with the details
of the person or company responsible for paying for The soil chemical analysis should include all of the
the new connection(s). We will contact this person in following:
relation to the quotation as well as issue the quotation • Any level which is equal to, or greater than that
to this address unless you inform us otherwise. shown, will deem the site to be contaminated for
the use of PE pipe
2 Property owner’s details
If the applicant is not also the owner, we will require TPH must be broken down into ‘carbon chain lengths’,
the owner’s details. ‘aliphatics and aromatics’, BTEX and MTBE suites, and
chlorinated compounds must be indicated .
Section B - site details
TPH:
3 Site address • aliphatic C5 - C12 (0.5 mg/kg)
We need full details of the address to be connected, • aromatic C5 - C12 (0.5 mg/kg)
together with contact details if different from 1 above. • aliphatic C12 - C21 (not chlorinated) (10 mg/kg)
Please supply the planning application number, if • aromatic C12 - C21 (not BTEX) (10 mg/kg)
applicable. Please note that we need full postal details • aliphatic C21 - C35 (500 mg/kg)
of each plot to be connected before we can arrange • aromatic C21 - C35 (500 mg/kg)
the final connection. • chlorinated short chain aliphatic hydrocarbons
(0.5 mg/kg)
4 Previous use of the site and • chlorinated short chain aromatic hydrocarbons (2
contamination mg/kg)
Thames Water must safeguard against contamination • BTEX compounds (0.1 mg/kg)
of water supplied through pipes. The supply pipe • MTBE compounds (0.1 mg/kg)
should not be laid in, on or pass through any areas
which might cause contamination. This includes the PAH:
following: foul soil, refuse, and refuse chutes, ash pits, • naphthalene (5 mg/kg)
sewers, drains, cesspools or inspection chambers. • phenols:
Where the ground is classified as contaminated, (e.g. • phenols (unless present with BTEX) (5 mg/kg)
reclaimed land sites) or the supply pipe is close to a • phenols (in conjunction with BTEX) (2 mg/kg)
petrol or oil source, an alternative to the blue MDPE • phenols (chlorinated) (2 mg/kg)
plastic pipe is used. For all development sites and if
the land you are developing is deemed contaminated 5 Traffic Management
for the use of plastic pipework, you must submit a We are required to carry out traffic management to
comprehensive Soils Report when returning your ensure that our work can be carried out in a safe way
application to us. This will enable us to correctly for the contractors, and to ensure the flow of road
determine the type of pipe material that should be and pedestrian traffic is disrupted as little as possible.
installed. You should not install any service pipe until Traffic Management can include, but is not limited to:
the material has been verified as suitable by us. road closures; lane closures; lane rental; parking bay
suspensions; and traffic management drawings.
The soil report must include all of the following:
• site history Parking bays including residential bays and loading
• adjacent Sites bays may be suspended for us to be able to worksafely outside your property; the number of bays on 8 What are the new supplies for?
either side of the road will be determined by Thames We need to identify new applications as either
Water and our contractor, which is dependent upon ‘domestic dwelling’ or ‘commercial premises’ in
the width of the road, the location of the water main, accordance with the ‘Water Supply (Water Fittings)
and to ensure the flow of traffic can be maintained Regulations 1999’. These are national requirements
around our works and vehicles. for the design, installation and maintenance of
plumbing systems, water fittings and water using
Thames Water incurs these additional charges from appliances. Their purpose is to prevent inefficient use
the Local Authority and these charges must be paid of water, waste, misuse, undue consumption and to
to them which are an additional cost of completing prevent contamination of drinking water. We have a
your work. These additional charges are incorporated legal duty to enforce the water regulations and owners
into your quotation where applicable, and you will see and occupiers of premises and anyone who installs
them displayed on your quotation. plumbing systems or water fittings have a legal duty
to ensure that the systems comply with the Water
Section C - What supplies are there already Regulations.
on the site?
9 Development classification for VAT purposes
6 Meter and account numbers We use HM Revenue & Customs’ interpretation of
If there are any existing supplies on site please provide VAT legislation as our guide on how to correctly
us with the meter number(s) and your customer charge VAT on the services we provide. Our work
account number(s). This will enable us to update our attracts a different rate of VAT according to the type
records accurately. of service we are supplying, the type of property
involved and where the work is being carried out. To
help us understand more about your development
Section D – Tell us about your new water
or project please tick which category best suits your
connection(s) development/works.
7 Building water In most cases VAT is applicable either at standard or
In many cases there will be an existing supply on the zero rate. However if your property type is subject to a
site. If this is metered, please contact our customer different rate of VAT than normal we will contact you
centre billing enquiries on 0800 980 8800 to set up an to discuss further.
account for the use of water.
If the supply is not metered there are two methods of 10 Supply requirements
payment for the water you use for building purposes. The standard material used in new connections
You may either: is Medium Density Polyethylene (MDPE) and the
a) Pay on contract value (a fixed 0.17% of total standard sizes for domestic properties are 25mm
contract value) or and 32mm (external diameter). These equate to
b) Have a meter fitted ¾” and 1”(internal diameter). We will size supplies
for domestic use (in both domestic dwellings and
If you choose to have a meter fitted, this must be
commercial premises) according to either the type
arranged with us before you begin work. If not, you
of property or on the information given in the fittings
will be obliged to pay under option a). Please note
table. Supplies for new build domestic projects,
that it is illegal to use a neighbour’s supply for building
commercial projects, and domestic conversions are
purposes.
automatically metered under the Water Industry Act
If you pay under option a) you need to advise us when 1989 and 1991 (section 47).
the building water supply is no longer required so that
we can install the meter. If you require a fire supply, you will need to provide us
If you require a building water supply urgently, it may with the following information:
be possible to allow you temporary use of a hydrant a) The size of the fire supply (internal pipe diameter)
licence. For further details please contact us on b) Whether the fire supply is to have security of supply
0800 009 3921 and request information on hydrant (i.e. a dual feed)
use for building purposes. c) The main to which the supply is to be taken
d) The peak flow rate of the supply.In order to determine the above information, you 13 Water fittings table
may need to arrange a flow and pressure test on the This information is needed to size the supply and
nominated Thames Water main(s). You may do this calculate infrastructure charges where applicable.
through your designated Fire Protection Company in 14 Drainage details
accordance with advice from the local Fire Authority.
All valve operations will be carried out by our Sewage drainage
Operations personnel. This information is important as it determines whether
any waste water infrastructure charges are applicable.
11 Internal fit meters (developments that may For more information on surface water drainage
require a shared supply pipe/developments please visit our website thameswater.co.uk.
requiring a communal bulk supply pipe) Surface water drainage
The preferred method of supply is separate metered So that we set up the correct billing once we have laid
connections, with the meters externally fitted in the the new connection please can you tell us how you
public highway. When a pumped system is installed to are discharging your surface water. Surface water is
increase the flow and pressure within the property, we rainwater that falls on to your property and runs via
will provide internal fit meters to be installed by your guttering and drainpipes into the public sewer, or
designated plumber. We will provide a single supply water that drains into the sewers from activities, such
(diameter to be determined accordingly) up to the as car washing.
property boundary and deliver the meters. The meters 15 Checklist
must be installed on the risers (after the break tank
Please use the checklist to make sure you have
and pump) within a common area so that we will have
included all the information we need.
access to read and maintain the meters. Please note
that meters must not be installed above 1.5m from Important customer information
floor level or in ceiling voids. You will be required to
Thames Water’s duties to provide water services
provide a mechanical services schematic drawing with
are contained in the Water Industry Act, which also
this application.
includes powers for us to access private land to
Where the proposed installation includes an energy lay pipes and other equipment as well as carry out
centre/common hot water system/common heating work on apparatus already present. Consequently,
system in the property, it may not be possible to customers should not build over any Thames Water
individually meter each spur. apparatus and should consult us if they wish to build
Note - meters for hot water supplies are not used in close to such apparatus. Anything constructed over or
the Thames Water area. close to our apparatus could be damaged in the event
When you have paid for the meters, please contact of a burst. In addition, we must have unrestricted
our help desk who will arrange for the meters to be access to our apparatus at all times in order to comply
delivered to site. with our statutory duties. Customers are therefore
advised that we may be obliged to take action to
12 Pulse meters (commercial buildings i.e. offices, remove any construction that obstructs our rights of
schools, factories etc) access. In the circumstances, please note that you
should always check whether we have any apparatus
We will read the meter. The pulse output facility
in the vicinity before carrying out any work.
is for customer internal energy management use
only. We will only provide the pulse output facility. Design and technical services
The installation will be carried out by the customers
Our Design and Technical Services Team offer a
designated contractor. We will provide for a single
range of consultancy services from Network Analysis
supply (diameter to be determined accordingly) up
to Budget Estimates. You can contact Design and
to the property boundary and deliver the meters. The
Technical Services visiting our website
meters must be installed on the risers (after the break
thameswater.co.uk/developerservices
tank and pump) within a common area so that we will
have access to read and maintain the meters. Please Helpdesk
note that meters must not be installed above 1.5m
Our help desk is available from Monday to Friday 8am
from floor level or in ceiling voids. You will be required
to 5pm to help and provide any advice or assistance
to provide a mechanical services schematic drawing
in completing this form. You can also visit our website
with this application. When you have paid for the
thameswater.co.uk/developerservices. For information
meters, please contact our help desk who will arrange
about us and how to get in contact.
for the meters to be delivered to site.Application for a quotation for new water
supply connection(s) for domestic
dwellings and commercial premises
Please use the guidance notes to help complete all sections on the
application form. Please write clearly using BLOCK CAPITALS.
Section A - your details Address
Applicant details (see note 1)
Name
Company (where applicable) Postcode:
Telephone number
Address
Mobile number
Email
Postcode:
Telephone number Section B - site details (see note 3)
Site address
Mobile number
Address
Email
Property owners details (see note 2)
Postcode:
Is the applicant the property owner?
Planning application number
Yes No
If no please provide details of the property owner
Name Site contact name
Company (where applicable) Site contact telephone number
EmailPrevious use of the site and contamination If ‘yes’ please provide your customer account number
(see note 4)
Please tick the current/previous usage of your site
Existing property If ‘no’ please move to section D
Is this supply metered?
Greenfield site
Yes No
Brownfield site
If ‘yes’ please provide the meter number
Petrol station
Industrial use
If ‘no’ please move section D
Garages
Do you wish to retain this supply?
Workshop
Yes No
Other – Please state
If ‘yes’ which plot would you like it to feed?
Please move to section D
If your site was previously brownfield or a petrol
station, please send us a detailed soil report so that we If ‘no’ do you require this supply to be disconnected?
can determine the material of your new supply. Please
refer to section 4 of the guidance notes. Yes No
Are you aware of any conservation or archaeological Section D – Tell us about what new water
issues relating to this site? connection(s).
Yes No Building water (see note 7)
Are you using an existing supply for building water?
If yes, please provide details
Yes No
If ‘yes’ is it metered?
Are there any parking bays of any kind in the vicinity Yes No
of the site? See Note 5
Do you require a supply for building water/site welfare/
Yes No construction?
If yes which side of the road? Yes No
(Please tick as applicable)
If ‘yes’ what size do you require?
Same side of the road
What is the total contract value of the construction
On the other side of the road works? (See note 6)
Both sides of the road
Section C - What supplies are there already
on the site? (See Note 6)
Is there an existing supply at the site?
Yes NoWhat are the new supplies used for?
Type of property/supply (see note 8)
Please complete the table below confirming the number of connections required for each type of property/
supply installation. Where Yes is indicated on the table for Water Regulations notification required, please also
complete water regulation domestic installation confirmation form which can be found later in this application.
Type Number of Size Water Regulation
connections notification
required required
House Yes
Flat Yes
Site compound Yes
Landlord supply ( i.e cleaners cupboard) Yes
Bin store No
Bike store No
Barn conversion Yes
Conversion of dwelling into flats No
Conversion of dwelling into more than one dwelling No
Upgrade of supply for domestic purposes Yes
Upgrade of supply for non-domestic purposes No
Separation of supply for domestic purposes Yes
Separation of supply for non-domestic purposes Yes
Industrial unit Yes
Offices Yes
Mobile home/Portakabin Yes
Retail unit Yes
Hotel Yes
School Yes
Agricultural Yes
Animal trough Yes
Standpipe Yes
Sprinkler Yes
Irrigation Yes
Fire sprinkler Yes
Other (Please specify) YesPlease choose which category best fits your What is the flow rate required for the fire supply?
development from the list below will help us determine
the correct rate of VAT applicable to your new litres per second
connections. (See note 9)
Please provide a diagram showing the water main you
New build house or flat require the fire supply to be connected.
Relevant residential or charitable Internal fit meters - developments that may
require a shared supply pipe/developments
Commercial, existing or other requiring a communal supply pipe (see note 11)
Listed Are you intending to install a booster pump or
pumped system to increase the flow and pressure
Conversion within any of the properties?
Mixed Yes No
Supply requirements (see note 10) Will there be a centralised energy centre or centralised
What is the total number of domestic dwelling water hot water system?
supplies required? Yes No
Will there be a centralised heating system?
What size of supply do you require (if known)? Yes No
If ‘no’, please move to next section - water fittings
What is the total number of commercial premises table
water supplies required? If ‘yes’, what is the proposed diameter of feed to each
unit?
What size of supply do you require for the commercial
premises (if known)? What is the anticipated flow rate to each unit?
What is your planned date for the new connection(s) Will you have facilities for storing water?
to be installed?
Yes No
If ‘yes’, what is the storage capacity in litres?
Fire supplies
Do you require any fire supplies?
Yes No Pulse meters (see note 12)
Do you require a dual-feed supply? Are you planning to install pulse meters?
Yes No Yes No
How many and what size of supply do you require?
Have you carried out a flow and pressure test?
Yes NoWater fittings table (see note 13)
Please complete the table below inserting the number of each relevant fitting.
If you have more than eight plots, please make extra copies of this table before you start to fill it in.
Property type requiring a water Example
supply (i.e. house, flat, bin store)
Loading units
Your property reference Plot 1
(plot/flat/house number)
Total number to be built 1
WC flushing cistern 2.0 1
Wash hand basin – standard/mixer 1.5 1
tap
Wash hand basin – commercial 3.0 1
Bath – 20mm taps – standard/ 10.0 1
mixer tap
Bath – taps larger than 20mm 22.0
Shower 3.0 1
Sink – standard/mixer tap 3.0 1
Commercial sink 5.0
Spray taps 0.5
Bidet 1.5
Domestic washing machine 3.0 1
Domestic dishwasher 3.0 1
Communal/commercial washing 10.0
machine/ dishwasher
Internal/external tap 3.0 1
Other domestic appliance/ waste 3.0
disposalWater Regulations domestic
installation confirmation
Please complete this section as accurately as possible Type of plumbing system (please tick as appropriate)
to ensure Thames Water has record of the proposed
installation. Direct supply hot and cold (i.e. all fittings
supplied from the mains supply)
All installations must comply with the Water Supply
(Water Fittings) Regulations 1999. Indirect supply hot and cold (i.e. mixed supply to
fittings mains/storage)
Plumber/contractor name (delete as applicable)
A pump or booster drawing more than 12 litres
per minute, connected directly or indirectly to a
supply pipe (please see note 1 overleaf)
Plumber/contractor telephone number
(delete as applicable) Domestic fire sprinkler system
Bidet with an ascending spray or flexible hose
Plumber/contractor email (delete as applicable) Common supply (more than one property being
supplied by the same pipe)
A garden irrigation system unless designed to be
Plumber/contractor postal address operated by hand
(delete as applicable)
Mains-fed washing machines/dishwasher
supplies (please see note 2 overleaf)
Any supply or distributing pipe fed with potable
water to be installed outside a building falling
outside the regulation requirements of 750mm
(min) depth to 1350mm (max) depth (Note
Postcode:
you must consider re-routing the supply pipe so
that you can reach the minimum or maximum
Please confirm whether they are an approved
depths as required.) (Please see note 3 overleaf)
plumber/contractor (delete as applicable)
The construction of a pond or swimming pool
Yes No
with a capacity greater than 10,000 litres which
If ‘yes’ please can you confirm under what scheme is designed to be replenished by automatic
they are approved (TAPS 5 external, TAPS 3 internal, means and is to be filled with water supplied by
WIAPS, WATERMARK etc) a water undertaker.
Approval scheme Rainwater or any other recycling system
Borehole supply
Membership number
Have you applied for a temporary building supply?
Yes No
If ‘yes’ will your site have a cement silo requiring a
water connection
Yes NoNote 1 If you have ticked yes to item 3 we will require Diagram of where you want your supply
full schematic drawings showing the new pipework Please provide a drawing of where you require the
and fittings to be installed and we will also require the new water supply to be laid at the boundary of your
full specification of the pump. property.
Note 2 For domestic washing machines and Section F
dishwashers where the supply or supplies (hot
and cold) will be left with no appliance connected, Checklist (see note 15)
Thames Water sets a condition in accordance with Please tick the information you have provided with
regulation 5, that the appropriate backflow protection your application:
device must be installed. An appropriate backflow
protection device for domestic wash/dishwashers A site location plan showing the point of entry
used for domestic use is double check valve(s) or an for the new supply/supplies
appropriate no less effective device. For all non-domestic and fire supplies/energy
Note 3 If you have ticked yes to item 9 you must centre/common hot water systems/common
submit a location plan to which the proposal relates heating systems please provide a mechanical
and also justification as to why you are unable services schematic drawing (where applicable)
to comply with the requirements of the water Extra copies of the fittings table where
regulations. applicable
Section E Soil report for development sites (if relevant for
Drainage details (see note 14) suspected or known contamination on site)
Sewage drainage
What method will be used for sewage disposal on the
site?
Connection to public sewer
Septic tank
Other – please state
Surface water drainage
What method are you using to discharge your surface
water?
Connection to public sewer
No connection to public sewer
Part of the site only connected to the public
sewer.
Information not known
If part of the sewer is connected to the public sewer
please provide details of which plots/properties will
not be connected.Declaration I confirm to the best of my knowledge that the information in this application is complete and correct. Your signature Your full name in BLOCK CAPITALS Your role in the company or job title (where applicable) Date Please note that Thames Water reserves the right not to make the final connection to its water network. Illegally connecting to the water network is a criminal offence. Please return the completed form making sure you supply any additional information and return to us by: • our enquiry form on our website; thameswater. co.uk/developerservices • email to developer.services@thameswater.co.uk • post Thames Water, Developer Services, Clearwater Court, Vastern Road, Reading, Berkshire RG1 8DB Please ensure that you include copies of the required plans with your application.
Getting in touch with us
For enquiries regarding this application or any other questions relating to your building or development work
please contact us on:
thameswater.co.uk/developerservices
developer.services@thameswater.co.uk
0800 009 3921
Monday - Friday 8.00am-5.00pm
Thames Water, Developer Services, Clearwater Court,
Vastern Road, Reading, Berkshire RG1 8DB
If you have any other questions for Thames Water
thameswater.co.uk
0800 980 8800
• Queries relating to your bill
• Change of address
• Meter readings
Minicom service if you are deaf or hard of hearing 0800 316 6899
0800 316 9800
• For emergencies
• Other non-billing enquiries
• Literature
Minicom service if you are deaf or hard of hearing 0800 316 9898
Thames Water, PO Box 286, Swindon, SN38 2RA
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