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Nicholls Boreholes Domestic Drilling

Nicholls Boreholes Domestic Drilling - Renewable Heat€¦ · Fusion weld –not push fit! 4 ... start. Best practice of installation • Following GSHP Association best practice

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Page 1: Nicholls Boreholes Domestic Drilling - Renewable Heat€¦ · Fusion weld –not push fit! 4 ... start. Best practice of installation • Following GSHP Association best practice

Nicholls Boreholes Domestic Drilling

Page 2: Nicholls Boreholes Domestic Drilling - Renewable Heat€¦ · Fusion weld –not push fit! 4 ... start. Best practice of installation • Following GSHP Association best practice

Introduction

Page 3: Nicholls Boreholes Domestic Drilling - Renewable Heat€¦ · Fusion weld –not push fit! 4 ... start. Best practice of installation • Following GSHP Association best practice

• Nicholls Boreholes is an established family run business based in West Sussex.  

• We have combined experienced staff and up‐to‐date machinery to ensure an efficient service in nearly all locations and geologies.

Page 4: Nicholls Boreholes Domestic Drilling - Renewable Heat€¦ · Fusion weld –not push fit! 4 ... start. Best practice of installation • Following GSHP Association best practice

• We specialise in drilling and installing boreholes for ground source heat pumps, waterwells and deep bore soakaways in the South East.  

Page 5: Nicholls Boreholes Domestic Drilling - Renewable Heat€¦ · Fusion weld –not push fit! 4 ... start. Best practice of installation • Following GSHP Association best practice

Our Experience

• We have completed over 150 domestic ground source borehole systems over the last 6 years.

• Including open loop and closed loop systems.• We also undertake Commercial projects.• We run 4 rotary drilling rigs.

Page 6: Nicholls Boreholes Domestic Drilling - Renewable Heat€¦ · Fusion weld –not push fit! 4 ... start. Best practice of installation • Following GSHP Association best practice

Domestic Borehole Installations

• Use experienced professionals• Use the best materials• Use the best equipment• The driller is a representative of your company• Taking responsibility

Page 7: Nicholls Boreholes Domestic Drilling - Renewable Heat€¦ · Fusion weld –not push fit! 4 ... start. Best practice of installation • Following GSHP Association best practice

Geology

• Can I have a borehole anywhere?

• Obtain geological assessments for clients to give a clear picture of what can be expected on site.

• What affect does this haveon your system?

Page 8: Nicholls Boreholes Domestic Drilling - Renewable Heat€¦ · Fusion weld –not push fit! 4 ... start. Best practice of installation • Following GSHP Association best practice

Geology

• Trust in your driller is essential• As is the relationship you build• Being aware of potential risks• Design responsibility• Good record keeping

Page 9: Nicholls Boreholes Domestic Drilling - Renewable Heat€¦ · Fusion weld –not push fit! 4 ... start. Best practice of installation • Following GSHP Association best practice

EquipmentOur fleet of drilling rigs are capable of drilling 200m

Page 10: Nicholls Boreholes Domestic Drilling - Renewable Heat€¦ · Fusion weld –not push fit! 4 ... start. Best practice of installation • Following GSHP Association best practice

Drilling rigs

Page 11: Nicholls Boreholes Domestic Drilling - Renewable Heat€¦ · Fusion weld –not push fit! 4 ... start. Best practice of installation • Following GSHP Association best practice

Additional Equipment

Pumper Dumpers Mud Tanks

Page 12: Nicholls Boreholes Domestic Drilling - Renewable Heat€¦ · Fusion weld –not push fit! 4 ... start. Best practice of installation • Following GSHP Association best practice

Site AccessThis can often be tricky for domestic projects and may 

involve using cranes to lift equipment onto site…

Page 13: Nicholls Boreholes Domestic Drilling - Renewable Heat€¦ · Fusion weld –not push fit! 4 ... start. Best practice of installation • Following GSHP Association best practice

…or the rig to be driven through the existing buildings.

Page 14: Nicholls Boreholes Domestic Drilling - Renewable Heat€¦ · Fusion weld –not push fit! 4 ... start. Best practice of installation • Following GSHP Association best practice

Additional Equipment

Loop Feeder Mud Cleaning System

Page 15: Nicholls Boreholes Domestic Drilling - Renewable Heat€¦ · Fusion weld –not push fit! 4 ... start. Best practice of installation • Following GSHP Association best practice

Installation

Grout Machine Borehole Probe

Page 16: Nicholls Boreholes Domestic Drilling - Renewable Heat€¦ · Fusion weld –not push fit! 4 ... start. Best practice of installation • Following GSHP Association best practice
Page 17: Nicholls Boreholes Domestic Drilling - Renewable Heat€¦ · Fusion weld –not push fit! 4 ... start. Best practice of installation • Following GSHP Association best practice

Headerworks

• Use experienced installers

• Cap every open end• Understand that contamination within the system can affect the lifespan of the gylcol

Page 18: Nicholls Boreholes Domestic Drilling - Renewable Heat€¦ · Fusion weld –not push fit! 4 ... start. Best practice of installation • Following GSHP Association best practice

Fusion weld – not push fit!

4‐1 Manifold

Pressure testing

Page 19: Nicholls Boreholes Domestic Drilling - Renewable Heat€¦ · Fusion weld –not push fit! 4 ... start. Best practice of installation • Following GSHP Association best practice

Waterwell Installations and associated works

Page 20: Nicholls Boreholes Domestic Drilling - Renewable Heat€¦ · Fusion weld –not push fit! 4 ... start. Best practice of installation • Following GSHP Association best practice

Water Borehole after installation

Page 21: Nicholls Boreholes Domestic Drilling - Renewable Heat€¦ · Fusion weld –not push fit! 4 ... start. Best practice of installation • Following GSHP Association best practice

Record Keeping

• Drilling logs• Pressure testing certificates• Headerworks installation details• Site plan• Flow testing• Biocide

Page 22: Nicholls Boreholes Domestic Drilling - Renewable Heat€¦ · Fusion weld –not push fit! 4 ... start. Best practice of installation • Following GSHP Association best practice

Health & Safety• Conform to the Health and Safety 

at Work Act 1974.• Committed to CSCS construction 

certification scheme• We have an in‐house Health and 

Safety Officer• NVQ Qualified drillers• Enforce the wearing of personal 

protective equipment for employees and subcontractors.

• Carry out risk assessments and produce method statements where necessary before works start.

Page 23: Nicholls Boreholes Domestic Drilling - Renewable Heat€¦ · Fusion weld –not push fit! 4 ... start. Best practice of installation • Following GSHP Association best practice

Best practice of installation

• Following GSHP Association best practice guidelines

• Use the best materials• Consideration of other project locations• Don’t try to get away with less• Follow EA recommendations• Do searches that include London Underground, tunnels and drainage

Page 24: Nicholls Boreholes Domestic Drilling - Renewable Heat€¦ · Fusion weld –not push fit! 4 ... start. Best practice of installation • Following GSHP Association best practice
Page 25: Nicholls Boreholes Domestic Drilling - Renewable Heat€¦ · Fusion weld –not push fit! 4 ... start. Best practice of installation • Following GSHP Association best practice

How much will it cost?

• Don’t just go with the cheapest price• Check what they are responsible for?• Variables – waste removal• Get a clear line between contractors

Page 26: Nicholls Boreholes Domestic Drilling - Renewable Heat€¦ · Fusion weld –not push fit! 4 ... start. Best practice of installation • Following GSHP Association best practice

Contact us for more information

nichollsboreholes.co.uk