Aerodynamic Teardrop Trailer Case Studies & Trials

The following Teardrop trailer fuel saving data has been gathered from independent sources including track trials and from real operations.

Customer names are available where permission has been issued.

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Teardrop™ Independent Track Tests

Operation	Results
Box Van Teardrop™ Commercial Motor MIRA Teardrop™ Testing (Published 10 July 2008) Track Test - Constant Speed 64 km/h: 15.5% saving 80 km/h: 23.3% saving 85 km/h: 30.3% saving	Average: 23.7% saving
Box Van Teardrop™ Major 3PL: (MIRA track tests) Constant 90kms/h Standard Trailer: 29.95 L/100km (9.5mpg) Teardrop Trailer: 26.63 L/100km (10.6mpg) - 11.1% Saving Constant 60kms/h Standard Trailer: 21.91 L/100km Teardrop Trailer: 20.83 L/100km - 4.93% Saving	Average 8.02% saving
Curtainsider Teardrop™ Major 3PL: (MIRA track tests) Constant 83kms/h(52mph) Standard Trailer: 9.15 mpg Teardrop Trailer: 11.02 mpg (20.4% saving) Constant 63kms/hr(40mph) Standard Trailer: 10.57 mpg Teardrop Trailer: 11.64 mpg (10.1% saving)	Average 15.25% saving

Box Van Teardrop™ Trailers: Operational Trials

Operation

Results

Operator: Marks & Spencer under DHL Contract
Garment Operation: Trunking
16% additional fill

10.14% saving

Multiple Retailer:
Designer Garments/ Soft Furnishings
7.71% to 17.02% fuel saving

Average: 12.37% saving

Multiple Retailer:
Car/Bike Accessories
Standard Trailer: 3.59kms/ltr
Teardrop™ Trailer: 3.87kms/ltr
Best results over 11%

6.36% saving

Multiple Retailer:
Computer Hardware & Accessories
Store Deliveries: No Trunking

Average: 5.5% saving

Major FMCG Retailer:
Garment Operation
Multi-drop to Supermarkets

Average: 12.3% saving

Multiple Retailer:
Garments: MAN 400bhp Tractor
Standard Trailer: 11.45 mpg (4.05 kms/ltr)
Teardrop™ Trailer: 12.6 mpg (4.46 kms/ltr)

Average: 10.04% saving

Multiple Retailer: Value High Street Department Stores
Trunking
Standard Trailer*: 9.30 mpg (3.29 kms/ltr)
Teardrop™ Trailer: 10.43 mpg (3.69 kms/ltr)

Average: 12.2% saving

Contract: Convenience Store Chain.
Standard Trailer: 9.8 mpg (3.47 kms/ltr)
Teardrop™ Trailer: 11.3 mpg (4.00 kms/ltr)

Average: 15.3% saving

Multiple Retailer: Health & Beauty
Trunking Operation
Average from standard trailers: 3.55 kms/ltr
Teardrop™ Trailer: 4.2 kms/ltr

Average: 18% saving

Major Operator: Parcels
Trunking Operation Bradford/Dunstable Mainly M1 (171 miles one-way)

DAF:
Standard Trailer: 9.65mpg (3.42 kms/ltr)
Teardrop™ Trailer: 11.48mpg (4.06 kms/ltr)
18.96% saving Scania:
Standard Trailer: 10.83mpg (3.83 kms/ltr)
Teardrop™ Trailer: 13.07mpg (4.63 kms/ltr)
20.68% saving

Average: 19.82% saving

Major Brand: Electrical Brown Goods

Average 7.89%

Major FMCG Retailer:

Average 4.5% saving

Multiple Retailer: Catalog Department Stores
(snapshot of best comparison)

15% saving

Multple Retailer: Garments

Average 4.03% saving

Multiple Retailer: Baby/Childrens Dept

Average 8.2% saving

Multiple Retailer: House & Home

Average 16.22% saving

Major 3PL: Technology Arm

Average 18.54% saving

Multiple Retailer: Office Products

Average 4.75% saving

Multiple Retailer: Budget Homewares

Average 11.37% saving

Blue Chip Department Stores

Average 4.5% saving

Major 3PL: Parcels
Three trailers tested for fuel efficiency improvements
Standard ECO Box Van | Cartwright ‘Cheetah’ design | Don Bur ‘Teardrop’ design
Same Tractor unit & drivers used | Fixed Loop from Risley | Mercedez Axor
Standard Eco Base Figure: 10.05mpg | Cartwright "Cheetah": 10.9mpg (8.5% saving) | Teardrop Trailer: 11.6mpg (15.4% saving)
Increase in cube from 84.16m3 to 94.74m3 (12.57% increase)

Average 15.4% saving

Blue Chip Multiple Retailer

Runs	Teardrop™ Trailer (km/ltr)	Standard 45ft Trailer (km/ltr)
1	3.89	3.81
2	4.10	3.36
3	4.61	3.31
4	4.38	3.41
5	3.93	3.76
6	4.02	3.47
7	4.20	3.56
8	4.16	3.67
9	4.32	3.71
10	3.89	3.55

Average	4.15	3.561

The difference between the two averaged results is 0.589 km/ltr (1.66 mpg).

Average 16.5%

Healthcare Distribution Company

Average 10% saving

Current Saving Average

11.26 %

Curtainsider Teardrop™ Trailers: Operational Trials

Operation	Results
Major 3PL Consumer Net	5.69% saving
Major Brand: Biscuit manaufacture	8.53% saving
Major 3PL: Beverages	14.7% saving
Multiple Retailer: House & Home	8.16% saving
Manufacturer: Plaster, Plasterboard	5.65% saving
Manufacturer: Plaster, Plasterboard	9% saving
Logistics & Distribution Company Scania Operation: Standard Trailer 13mpg/ Teardrop 16mpg	23% saving
Bubble Packaging Distribution	14.7% saving
Flour Millers	3% saving
Current Saving Average	10.27%

Teardrop Euro 4m Overall Height

Operation	Results
High Value European Operation 48,000km of road trial data 12,850 litres of fuel measured Average Speed 76 kph (47mph). Over 70% of trial @ 85 kph @ 80 kmph Standard Trailer 3.87 km/ltr Teardrop Trailer 4.38 km/ltr Saving: 13.18% @ 85 kmph Standard Trailer 3.85 km/ltr Teardrop Trailer 4.04 km/ltr Saving: 4.94%	13.18% saving

Operation

Results

High Value European Operation 48,000km of road trial data 12,850 litres of fuel measured Average Speed 76 kph (47mph). Over 70% of trial @ 85 kph @ 80 kmph Standard Trailer 3.87 km/ltr Teardrop Trailer 4.38 km/ltr Saving: 13.18% @ 85 kmph Standard Trailer 3.85 km/ltr Teardrop Trailer 4.04 km/ltr Saving: 4.94%

Teardrop Euro Trial