If you ask several UK driveway contractors for a quotation, one may describe the job as a tarmac driveway while another calls almost the same surface asphalt.
For homeowners, this can make the two materials sound like completely different options. In reality, the terminology is much less clear-cut.
Traditional tarmacadam and modern asphalt are technically different materials. However, the word tarmac has become a common everyday term in the UK for black bitumen-bound driveway surfacing. Most new domestic driveways described as “tarmac” today are actually surfaced using modern asphalt or macadam-type materials rather than traditional tar-bound tarmacadam.
Therefore, when comparing driveway quotes, the important question is not whether the contractor calls it asphalt or tarmac. Instead, ask exactly which material will be laid, how thick the layers will be and what base preparation is included.
This guide explains the difference between asphalt and tarmac, how modern UK driveways are constructed, what they cost and what homeowners should compare before choosing a contractor.
Asphalt vs Tarmac at a Glance
| Feature | Asphalt | Tarmac / Tarmacadam |
|---|---|---|
| Modern UK driveway use | Very common | Term commonly used, traditional material now uncommon |
| Binder | Bitumen | Traditionally tar |
| Aggregate | Crushed stone, sand and graded aggregate | Crushed stone or aggregate |
| Surface appearance | Smooth to moderately textured | Historically coarser |
| Modern domestic use | Driveways, roads and car parks | Mostly used as a general term for asphalt surfacing |
| Installation | Machine or hand laid and compacted | Similar terminology used by contractors |
| Colour | Usually black, red and specialist colours available | Commonly associated with black surfaces |
| Repairs | Patch, cut-out or resurfacing | Similar repair methods on modern surfaces |
| Maintenance | Relatively low | Similar where modern asphalt is actually installed |
| Cost | Generally economical | Usually quoted at similar rates because contractors often mean asphalt |
Are Asphalt and Tarmac the Same Thing?
Technically, no.
Traditional tarmacadam was made by coating crushed stone with tar and compacting it into a hard surface.
Modern asphalt generally uses bitumen as the binder instead of coal tar.
Bitumen is produced from petroleum refining, while traditional road tar came from coal-processing products.
Modern road and driveway construction has largely moved away from traditional tar-bound surfacing. Consequently, most contractors offering a “tarmac driveway” are referring to a modern asphalt or bituminous macadam surface.
For a homeowner, the terms are therefore often used almost interchangeably even though the original materials are different.
Why Do People Still Call It Tarmac?
“Tarmac” has become part of everyday British vocabulary.
People commonly talk about:
- Tarmac driveways
- Tarmac roads
- Tarmac car parks
- Tarmac paths
- Tarmac playgrounds
Contractors also use the term because homeowners recognise it immediately.
Therefore, a quotation labelled “tarmac driveway” does not necessarily mean that traditional tar-bound tarmacadam will be installed.
In most cases, it means a modern black asphalt-type driveway.
What Is Asphalt?
Asphalt is a mixture containing:
- Aggregate
- Sand or fine aggregate
- Mineral filler
- Bitumen binder
The ingredients are heated and mixed at an asphalt plant before being transported to site.
While hot, the asphalt remains workable. Contractors spread it over a prepared base and compact it using rollers or vibrating equipment.
Once cooled and compacted, it forms a dense and durable surface.
What Is Bitumen?
Bitumen is the black sticky binder that holds the aggregate together.
It gives asphalt several useful characteristics:
- Flexibility
- Water resistance
- Strength
- Adhesion
- Ability to withstand vehicle loading
Different asphalt mixes use different aggregate sizes, binder grades and additives depending on the intended use.
A domestic driveway does not necessarily use exactly the same surface specification as a motorway or industrial yard.
What Was Traditional Tarmacadam?
Traditional tarmacadam developed from earlier macadam road construction.
Macadam surfaces used compacted layers of crushed stone. Tarmacadam improved the system by introducing tar to bind and seal the stone.
The material became widely associated with road surfacing.
Over time, however, bitumen-based materials became more common. Nevertheless, the word “tarmac” remained widely used.
That is why the name still survives even though the actual driveway material has changed.
What Does Macadam Mean?
You may also see quotations referring to:
- Bitmac
- Bituminous macadam
- Dense bituminous macadam
- Asphalt concrete
- Surface course
- Binder course
These terms describe different types or layers of bitumen-bound surfacing.
For domestic work, homeowners do not need to become asphalt technicians. However, the quotation should explain what layers the contractor intends to install.
What Is a Modern Tarmac Driveway Actually Made From?
A typical modern driveway marketed as tarmac may contain:
- Compacted sub-base.
- Asphalt or bituminous binder course.
- Asphalt surface course.
- Edge restraints.
- Drainage where required.
Therefore, the finished driveway is normally closer to modern road asphalt than historical tar-bound tarmacadam.
Typical Asphalt Driveway Construction
A good driveway depends much more on what lies underneath the black surface than many homeowners realise.
A typical construction might include:
| Layer | Purpose |
| Existing ground | Supports the driveway construction |
| Geotextile if needed | Helps separate weak ground from aggregate |
| MOT Type 1 or suitable sub-base | Provides structural support |
| Binder course | Adds strength and distributes loading |
| Surface course | Provides the finished appearance and wearing surface |
| Edging | Supports the driveway perimeter |
Exact specifications depend on ground conditions and vehicle loading.
Why the Base Is So Important
Asphalt is flexible rather than completely rigid.
If the material beneath it moves, the surface may eventually:
- Sink
- Crack
- Rut
- Ripple
- Develop depressions
- Break around the edges
A thick surface course cannot compensate for a badly prepared base.
Good contractors pay particular attention to:
- Excavation depth
- Soft ground
- Sub-base thickness
- Compaction
- Drainage
- Edge restraint
Asphalt Surface Course
The surface course is the layer that homeowners see.
Different mixes can create:
- Fine smooth finish
- Slightly coarser appearance
- Higher resistance to turning tyres
- Coloured surface
- Porous drainage
- Heavy-duty finish
For a domestic driveway, the contractor should choose a mix suitable for parked vehicles and repeated steering movements.
Binder Course
The binder course sits beneath the finished surface.
It provides much of the driveway’s structural strength.
A driveway installed directly with a thin cosmetic surface over a poor base may look good initially but deteriorate quickly.
Ask whether the quotation includes both:
- Binder course
- Surface course
when a complete new driveway is being constructed.
Which Looks Better: Asphalt or Tarmac?
Because most modern “tarmac” driveways are asphalt-based, there may be little or no visual difference.
A newly surfaced driveway normally appears:
- Black or dark grey
- Smooth
- Uniform
- Seamless
- Slightly textured
The surface gradually lightens as it weathers.
Does Asphalt Always Stay Black?
No.
Fresh asphalt normally looks very dark. Over time it may become:
- Dark grey
- Medium grey
- Slightly patchy
- Lighter in heavily trafficked areas
Sunlight, weather and tyre wear contribute to this change.
Colour fading does not necessarily mean the driveway is failing.
Coloured Asphalt Driveways
Asphalt does not have to be black.
Specialist mixes may be available in:
- Red
- Buff
- Green
- Grey
- Other bespoke colours
Coloured asphalt typically costs more than standard black surfacing.
It can be useful for:
- Decorative driveways
- Paths
- Cycle areas
- Property entrances
- Contrasting borders
Asphalt vs Block Paving
| Feature | Asphalt | Block Paving |
| Initial cost | Usually lower | Usually higher |
| Installation speed | Fast | Slower |
| Appearance | Simple and uniform | Wide design choice |
| Weeds | Relatively limited | Can grow in joints |
| Repairs | Patches may remain visible | Individual blocks can be lifted |
| Drainage | Needs suitable design | Permeable systems available |
| Heavy vehicle resistance | Good with proper base | Good with proper construction |
| Maintenance | Low | Moderate |
| Decorative options | Limited | Extensive |
Asphalt vs Resin Driveways
| Feature | Asphalt | Resin Bound |
| Cost | Usually lower | Usually higher |
| Appearance | Functional | More decorative |
| Installation | Rapid | Requires careful preparation |
| Colour choice | Limited | Very wide |
| Permeability | Standard asphalt usually not permeable | Resin-bound can be permeable |
| Repairs | Straightforward but visible | Matching can be difficult |
| Heavy use | Very good with correct construction | Depends on specification |
| Weed resistance | Good | Good |
Asphalt vs Concrete
| Feature | Asphalt | Concrete |
| Flexibility | More flexible | Rigid |
| Installation speed | Usually faster | Slower |
| Cure time | Can be used relatively quickly | Needs curing time |
| Crack visibility | Usually less obvious | Cracks can stand out |
| Appearance | Black and simple | More design options |
| Repair appearance | Patches visible | Repairs also visible |
| Initial cost | Often lower | Often higher |
| Hot weather | Can soften slightly | Generally stable |
Asphalt vs Gravel
| Feature | Asphalt | Gravel |
| Initial cost | Higher | Lower |
| Loose stones | No | Yes |
| Weed control | Easier | More maintenance |
| Wheelchair and pushchair use | Good | More difficult |
| Snow clearing | Easier | Difficult |
| Drainage | Needs planned drainage | Naturally more permeable |
| Maintenance | Low | Needs topping up |
| Appearance | Uniform | Traditional and varied |
Advantages of an Asphalt Driveway
Relatively Low Installation Cost
Asphalt can cover large areas economically compared with many decorative paving systems.
Fast Installation
Once the groundwork is prepared, surfacing can often be completed quickly.
Durable Surface
A properly built driveway can withstand regular vehicle use for many years.
Low Maintenance
There are no individual paving joints requiring regular re-sanding.
Good for Large Driveways
The cost per square metre becomes particularly attractive on larger areas.
Smooth Finish
Asphalt provides a practical surface for:
- Cars
- Bicycles
- Pushchairs
- Wheelchairs
- Bins
- Motorbikes
Easy to Repair
Damaged sections can usually be cut out and patched.
Disadvantages of Asphalt Driveways
Limited Decorative Appearance
A standard black driveway is less decorative than block paving or resin-bound surfacing.
Repairs Can Be Visible
Fresh asphalt normally appears darker than the surrounding weathered driveway.
Heat Softening
Very hot weather can soften some asphalt surfaces.
Turning power steering while a vehicle remains stationary can then cause scuffing.
Oil and Fuel Damage
Petrol, diesel and certain chemicals can affect bituminous binders.
Edge Damage
Unsupported edges can crumble when vehicles repeatedly drive over them.
Drainage Must Be Planned
A dense asphalt driveway does not simply absorb rainfall into the ground.
Does Asphalt Melt in Hot Weather?
Properly specified driveway asphalt should cope with normal UK summer conditions.
However, extreme heat can make bitumen-bound surfaces softer.
Damage is more likely where:
- Vehicles turn while stationary
- Heavy vehicles remain parked in one spot
- The surface mix is unsuitable
- Compaction is poor
- Fuel has contaminated the surface
Turning the steering wheel while the vehicle is moving slightly reduces tyre scuffing.
Is Asphalt Suitable for Heavy Cars and Vans?
Yes, provided the driveway has been designed for the loading.
For heavier vehicles, the contractor may increase:
- Excavation
- Sub-base thickness
- Binder thickness
- Surface specification
- Edge support
A driveway regularly used by large commercial vans needs stronger construction than one carrying a small family car.
How Long Does an Asphalt Driveway Last?
A well-constructed asphalt driveway may commonly provide around 15 to 25 years of useful service, and sometimes longer.
Its lifespan depends heavily on:
- Ground preparation
- Sub-base
- Drainage
- Asphalt thickness
- Compaction
- Traffic
- Vehicle weight
- Tree roots
- Fuel contamination
- Edge support
- Maintenance
Poor groundwork can result in problems much sooner.
How Long Does a Tarmac Driveway Last?
If “tarmac” means the modern asphalt-based surfacing normally installed on UK homes, its lifespan is broadly similar.
The quality of construction matters more than which everyday term appears on the quote.
Which Is More Durable: Asphalt or Tarmac?
Traditional tar-bound tarmacadam is not the normal material homeowners are choosing between today.
When contractors offer either “asphalt” or “tarmac” driveways, both commonly refer to modern bituminous surfacing.
Therefore, durability should be compared using:
- Material specification
- Layer thickness
- Aggregate quality
- Base construction
- Compaction
- Installer workmanship
rather than the words asphalt or tarmac alone.
Typical Asphalt or Tarmac Driveway Costs in the UK
Broad budgeting figures include:
| Driveway Work | Typical UK Cost |
| Small asphalt repair | £250–£700 |
| Larger patch repair | £500–£1,500 |
| Crack and edge repairs | £300–£1,200 |
| Resurface existing sound driveway | £35–£65 per m² |
| New asphalt driveway | £60–£100 per m² |
| Higher-spec or complex driveway | £90–£140+ per m² |
| Remove existing driveway | £15–£35 per m² |
| New sub-base construction | £25–£50 per m² |
| New drainage channels | £40–£100+ per linear metre |
| Kerb or edging work | £30–£80+ per linear metre |
| Dropped kerb | Commonly £1,000–£3,000+ depending on authority and work |
Small areas usually cost more per square metre because machinery, transport and asphalt delivery costs are spread across fewer metres.
Example Driveway Budgets
| Driveway Size | Broad New Asphalt Driveway Budget |
| 20m² | £1,800–£3,500 |
| 30m² | £2,400–£4,500 |
| 40m² | £3,000–£5,500 |
| 50m² | £3,500–£6,500 |
| 75m² | £5,000–£9,000 |
| 100m² | £6,000–£11,000+ |
These figures should only be used for initial budgeting. Excavation, drainage, access and waste disposal can change the total considerably.
Why Driveway Prices Vary
Existing Surface
Surfacing over a suitable existing base costs less than removing a failed driveway.
Ground Conditions
Soft clay, made-up ground and drainage problems can require deeper excavation.
Driveway Size
Larger areas can be more economical per square metre.
Access
Asphalt installation works best where machinery can reach the area.
Restricted access may increase hand labour.
Drainage
Channel drains, soakaways and gradients add cost.
Edging
Kerbs and block-paved borders increase labour and materials.
Asphalt Specification
Specialist, coloured or high-performance asphalt costs more.
Location
Labour, plant and asphalt delivery prices vary across the UK.
New Asphalt Driveway vs Resurfacing
A full replacement and a resurfacing job are very different.
Resurfacing
Resurfacing places a new asphalt layer over an existing suitable base.
It may work where:
- The driveway remains structurally sound
- There is limited settlement
- Existing levels allow another surface layer
- Drainage still works
- Major cracks have been repaired
- Edges remain secure
Full replacement
A complete driveway replacement may involve:
- Removing the old surface.
- Excavating weak ground.
- Installing a new sub-base.
- Compacting aggregate.
- Installing drainage.
- Laying binder course.
- Laying surface course.
- Compacting the finished driveway.
When Should a Driveway Not Simply Be Resurfaced?
A new surface will not fix a failed base.
Full reconstruction may be needed where there is:
- Major settlement
- Deep rutting
- Widespread cracking
- Soft ground
- Tree root movement
- Collapsed drainage
- Standing water
- Poor existing levels
- Broken edges
- Repeated earlier patches
Covering these faults with new asphalt may only hide them temporarily.
Asphalt Driveway Repairs
Common repair methods include:
Cut-Out Patch
The failed area is cut back to sound material and replaced.
Pothole Repair
Loose material is removed, the base is checked and new asphalt is compacted.
Edge Repair
Damaged edges are rebuilt and given suitable support.
Crack Repair
Certain cracks can be cleaned and sealed before they spread further.
Local Levelling
Sunken areas may be removed and rebuilt to restore the correct level.
Full Resurfacing
A new surface layer is installed where widespread surface wear has developed but the base remains usable.
Common Asphalt Driveway Problems
| Problem | Likely Cause |
| Cracking | Movement, age or poor base |
| Potholes | Water entry and surface breakdown |
| Rutting | Weak base or heavy loading |
| Tyre scuffing | Heat or stationary power steering |
| Edge crumbling | Lack of support |
| Standing water | Poor gradients or settlement |
| Weed growth | Cracks and edges |
| Surface fading | Normal weathering |
| Depressions | Sub-base settlement |
| Oil damage | Fuel or chemical contamination |
Surface Cracks
A few small cracks may be repairable.
Investigate further where cracks:
- Spread across the driveway
- Form repeated patterns
- Continue to widen
- Follow obvious settlement
- Allow water underneath
- Have already been repaired several times
Widespread cracking often points to movement beneath the surface.
Potholes
Potholes typically develop after water reaches a weak area.
Traffic then enlarges the damage.
A lasting repair should normally:
- Remove loose asphalt.
- Cut back to a stable edge.
- Inspect the base.
- Repair the sub-base if needed.
- Apply suitable joint treatment.
- Install asphalt.
- Compact the patch.
Simply filling the depression with loose cold material may only provide a temporary repair.
Cold-Lay Tarmac and Asphalt
DIY shops commonly sell bags of cold-lay macadam or repair asphalt.
These products are useful for:
- Small potholes
- Temporary repairs
- Path damage
- Utility trenches
- Local emergency patches
They are not generally equivalent to a professionally installed hot asphalt driveway.
Cold-lay products can be useful, but preparation and compaction still matter.
Can You Repair an Asphalt Driveway Yourself?
Small temporary repairs may be possible using cold-lay material.
However, professional work is usually better for:
- Large potholes
- Settlement
- Widespread cracking
- Resurfacing
- Drainage changes
- Edges
- Complete driveway replacement
Heavy compaction equipment makes a significant difference to the finished result.
Asphalt Driveway Drainage
Drainage is one of the most important parts of a driveway installation.
The surface should direct rainwater towards suitable drainage rather than:
- The house
- A neighbour’s property
- Public pavement
- Garage
- Retaining wall
Possible drainage solutions include:
- Falls towards permeable ground
- Channel drains
- Soakaways
- Permeable asphalt systems
- Existing approved drainage
Permeable Asphalt
Porous asphalt is designed to allow water to pass through the surface into a permeable construction below.
A complete permeable driveway needs more than a porous top layer.
It normally also requires:
- Open-graded base materials
- Suitable subgrade
- Correct geotextiles
- Water storage capacity
- Suitable drainage design
Installing porous asphalt over an impermeable concrete base will not create a fully permeable driveway.
Planning Permission and Front Driveways
Drainage rules are particularly important when paving front gardens.
Depending on the project, planning permission may be required where a new impermeable surface directs water towards public drainage rather than managing it within the property.
A contractor should understand the requirements affecting the proposed design.
Driveway Falls
A driveway should have sufficient gradient to drain without creating uncomfortable slopes.
Poor installation can create:
- Puddles
- Water against the house
- Ice in winter
- Algae
- Surface deterioration
Falls should be planned before the asphalt goes down.
Once the material has been compacted, correcting levels becomes much more difficult.
Edging and Kerbs
Asphalt needs support around exposed edges.
Common edging options include:
- Concrete kerbs
- Block paving
- Granite setts
- Concrete edging
- Existing walls
- Driveway kerbs
Good edging helps prevent:
- Crumbling
- Spreading
- Vehicle damage
- Untidy margins
Asphalt with a Block Paving Border
A popular design combines:
- Asphalt central driveway
- Block-paved edge
- Block entrance apron
- Decorative bands
This can provide a more attractive appearance while retaining the lower cost and easy maintenance of asphalt across most of the driveway.
Can Asphalt Be Laid Over Concrete?
Sometimes, but the concrete needs assessment first.
Possible problems include:
- Existing concrete cracks reflecting through the asphalt
- Incorrect levels
- Poor drainage
- Smooth surface adhesion
- Movement between slabs
- Insufficient height at doors and garages
A contractor may use a tack coat and other preparation, but damaged concrete should not simply be hidden.
Can Asphalt Be Laid Over an Old Tarmac Driveway?
Yes, resurfacing an old asphalt or tarmac driveway is common where the existing surface and base remain structurally sound.
Preparation may include:
- Cleaning
- Removing loose areas
- Filling depressions
- Cutting back failures
- Repairing edges
- Adjusting manholes
- Applying bond coat
- Laying new surface course
How Thick Should an Asphalt Driveway Be?
There is no single thickness for every driveway.
A typical domestic construction may use approximately:
- 50–100mm or more compacted granular sub-base, often considerably deeper depending on ground conditions
- Around 40–60mm binder course
- Around 20–30mm surface course
Heavy vehicle areas may require more substantial construction.
The specification should respond to site conditions rather than using the same depth everywhere.
Why Very Thin Asphalt Is a Warning Sign
A thin cosmetic layer can look excellent immediately after installation.
However, insufficient material may:
- Crack
- Break at edges
- Show base defects
- Rut
- Wear through
- Cool too quickly during installation
Ask contractors to state finished compacted thicknesses rather than vague descriptions such as “one coat of tarmac”.
Compaction
Asphalt needs thorough compaction while it remains workable.
Equipment may include:
- Ride-on roller
- Pedestrian roller
- Vibrating plate
- Hand tamper around edges
Poor compaction can leave:
- Open texture
- Weak edges
- Early settlement
- Water entry
- Loose aggregate
Weather During Installation
Asphalt installation is easier in suitable dry conditions.
Heavy rain can affect:
- Bonding
- Surface preparation
- Compaction
- Base moisture
- Finished quality
Cold weather may also cause the material to lose heat too quickly, particularly on small hand-laid jobs.
How Soon Can You Drive on New Asphalt?
Contractors normally recommend allowing the new surface to cool and harden before vehicle use.
The exact time depends on:
- Weather
- Asphalt mix
- Thickness
- Vehicle weight
- Installation conditions
Avoid unnecessary stationary steering during the early period after installation.
Asphalt Driveway Maintenance
Routine maintenance is relatively simple.
Keep It Clean
Remove:
- Soil
- Leaves
- Moss
- Fuel spills
- Debris
Check Drainage
Keep channels and outlets clear.
Repair Small Damage
Fix cracks and edges before water reaches the base.
Avoid Fuel Spills
Petrol and diesel can damage bituminous surfaces.
Protect Edges
Do not repeatedly drive over unsupported edges.
Monitor Tree Roots
Roots can lift the driveway.
Should an Asphalt Driveway Be Sealed?
Routine sealcoating is less common in the UK than in some other countries.
Do not assume a coating is necessary simply because the driveway has faded.
Before using any surface treatment, check:
- Product compatibility
- Driveway condition
- Manufacturer guidance
- Whether cracks need structural repair
- Whether the coating changes skid resistance
A coating cannot correct a failed base.
Asphalt Driveway Maintenance Costs
| Maintenance Work | Typical UK Cost |
| Small crack repairs | £150–£400 |
| Local patch | £250–£700 |
| Pothole repair | £250–£800 |
| Edge repair | £300–£1,000 |
| Drainage repair | £300–£1,500+ |
| Larger patching | £500–£1,500 |
| Full resurfacing | £35–£65 per m² |
| Full reconstruction | £60–£100+ per m² |
Asphalt or Tarmac: Which Should You Ask For?
For most homeowners, either term can lead to the same type of modern driveway.
Instead of focusing on the name, ask the contractor:
- What exact asphalt mix will be used?
- Is there a binder course?
- What surface course is proposed?
- What compacted thickness will be installed?
- How deep is the sub-base?
- Will the existing driveway be removed?
- What drainage is included?
- How will edges be supported?
These details matter far more than whether the quotation says asphalt or tarmac.
What Should a Driveway Quote Include?
| Quote Item | Why It Matters |
| Driveway area | Defines project size |
| Excavation depth | Affects structural quality |
| Waste removal | Old material needs disposal |
| Sub-base specification | Critical to longevity |
| Sub-base depth | Supports vehicle loading |
| Binder course | Provides structural asphalt layer |
| Binder thickness | Helps compare quotations |
| Surface course | Defines final finish |
| Surface thickness | Avoids overly thin installation |
| Asphalt type | Clarifies material |
| Edging | Supports the perimeter |
| Drainage | Prevents standing water |
| Manhole adjustments | Frequently overlooked |
| Machinery | Indicates suitable compaction |
| Access | May affect price |
| VAT | Confirms total cost |
| Guarantee | Explains aftercare |
Comparing Two Asphalt Driveway Quotes
Do not compare this:
Quote A: £4,200
Quote B: £5,000
Compare this instead:
| Specification | Quote A | Quote B |
| Excavation | ||
| Sub-base type | ||
| Sub-base thickness | ||
| Binder course | ||
| Binder thickness | ||
| Surface mix | ||
| Surface thickness | ||
| Drainage | ||
| Kerbs | ||
| Waste removal | ||
| VAT | ||
| Guarantee |
The £5,000 installation may be better value if it includes substantially better groundwork.
Warning Signs in a Driveway Quote
Be cautious where the contractor:
- Does not mention groundwork
- Will not state layer thickness
- Plans to surface obvious loose ground
- Ignores drainage
- Provides no edge support
- Wants full payment upfront
- Offers only a verbal quote
- Cannot explain the asphalt specification
- Plans to cover large structural cracks
- Says puddles will “sort themselves out”
- Quotes an unrealistically short installation process
- Cannot explain how the surface will be compacted
Questions to Ask a Driveway Contractor
- Do you mean modern asphalt when you say tarmac?
- Which surface mix will you use?
- Where will the asphalt come from?
- What binder course is included?
- How thick will each layer be after compaction?
- What sub-base will you use?
- How deep will the excavation be?
- What happens if soft ground is found?
- How will the driveway drain?
- Is a soakaway required?
- Are channel drains included?
- What edging will be installed?
- Will existing concrete or asphalt be removed?
- How will manhole covers be dealt with?
- What machinery will compact the driveway?
- When can vehicles use the surface?
- Does the quotation include waste removal?
- Is VAT included?
- What guarantee is provided?
New Driveway Checklist
| Check | Completed? |
| Existing driveway inspected | |
| Drainage planned | |
| Finished levels agreed | |
| Excavation included | |
| Sub-base specified | |
| Sub-base depth stated | |
| Binder course specified | |
| Surface course specified | |
| Compacted thickness stated | |
| Edging agreed | |
| Manhole work included | |
| Waste removal included | |
| Access checked | |
| VAT confirmed | |
| Payment schedule agreed | |
| Guarantee provided |
Asphalt vs Tarmac Decision Table
| Question | Answer |
| Are asphalt and traditional tarmac technically identical? | No |
| Is traditional tar-bound tarmac commonly used for modern UK driveways? | Generally no |
| Does “tarmac driveway” usually mean a modern bitumen-bound surface? | Yes |
| Should homeowners choose based only on the term used? | No |
| Is the base construction more important? | Yes |
| Can modern asphalt be resurfaced? | Yes, where the base remains sound |
| Is asphalt suitable for large drives? | Yes |
| Can asphalt be coloured? | Yes |
| Can porous asphalt be installed? | Yes, with a suitable permeable base |
| Are asphalt repairs possible? | Yes |
| Can an asphalt driveway last 20 years or more? | Yes, with suitable construction and conditions |
Frequently Asked Questions
Are asphalt and tarmac the same thing?
Technically, they are different. Traditional tarmacadam used tar as a binder, while modern asphalt normally uses bitumen. In everyday UK use, however, “tarmac” commonly refers to modern asphalt driveway surfacing.
What is a modern tarmac driveway made from?
Most modern tarmac-style driveways use aggregates bound with bitumen, making them technically a type of asphalt or bituminous macadam surface.
Which is better, asphalt or tarmac?
For a modern domestic driveway, the terms often refer to effectively the same type of installation. The base, asphalt specification, thickness and workmanship matter more.
Is asphalt more expensive than tarmac?
There is normally little meaningful price comparison because contractors advertising tarmac driveways often install modern asphalt materials.
How much does an asphalt driveway cost?
A complete new asphalt driveway may cost roughly £60 to £100 per square metre, while complex or higher-specification work can cost £90 to £140 per square metre or more.
How long does an asphalt driveway last?
A properly constructed driveway may commonly last around 15 to 25 years and sometimes considerably longer.
Can old tarmac be resurfaced?
Yes. An old asphalt or tarmac driveway can often be resurfaced where the base remains stable and major settlement has not occurred.
Can asphalt be laid over concrete?
Sometimes. The concrete must be stable, correctly prepared and suitable in terms of levels and drainage.
Why is my tarmac driveway cracking?
Cracks can develop because of settlement, weak sub-base, tree roots, age, water penetration or insufficient asphalt thickness.
Why does asphalt turn grey?
UV exposure and normal weathering gradually lighten the bitumen-rich surface. Colour change alone does not normally mean the driveway has failed.
Can you get coloured asphalt?
Yes. Red and other specialist coloured asphalt products are available, although they generally cost more than standard black surfacing.
Is asphalt suitable for vans?
Yes, but a driveway regularly carrying heavy vans should have an appropriate sub-base and asphalt construction.
Does an asphalt driveway need drainage?
Yes. Standard asphalt is normally impermeable, so the driveway needs suitable falls and drainage arrangements.
Is permeable asphalt available?
Yes. Porous asphalt systems can allow water through, but they need a correctly designed permeable sub-base as well.
Should I ask for asphalt or tarmac when getting quotes?
Either term is commonly understood. More importantly, ask contractors to specify the exact surface material, sub-base, binder course, surface course and compacted thicknesses.