Batch Prefix Hub
HX54C Series Number Plates
UK vehicles registered in Portsmouth, South East during September 2004 to February 2005 with registration prefix HX54C.
- Area Office
- Portsmouth (Portsmouth, South East)
- Release Period
- September 2004 to February 2005
- Tracked in Batch
- 100 vehicles
- MOT Pass Rate
- 72.7%
72.7%
Average MOT Pass Rate
Based on 422 historical tests
Common Colors
Silver27 vehicles
Blue19 vehicles
Black17 vehicles
Active Plates in HX54C Series(100 of 100 displayed)
Filter by 6th Letter:
HX54CAM
MOT Valid
BMW Z4
3.0L · Petrol · Blue
- First Used
- Sep 2004
- MOT Expiry
- 17 Jul 2027
- Tax Status
- —
- Color
- Blue
Check History & Specs
HX54CBF
MOT Valid
LAND ROVER RANGE ROVER
2.9L · Diesel · Silver
- First Used
- Sep 2004
- MOT Expiry
- 20 Apr 2027
- Tax Status
- —
- Color
- Silver
Check History & Specs
HX54CCD
MOT Valid
FIAT CAMPER
2.8L · Diesel · White
- First Used
- Jan 2005
- MOT Expiry
- 28 Aug 2027
- Tax Status
- —
- Color
- White
Check History & Specs
HX54CCE
MOT Valid
FORD TRANSIT
2.4L · Diesel · White
- First Used
- Dec 2004
- MOT Expiry
- 09 Aug 2027
- Tax Status
- —
- Color
- White
Check History & Specs
HX54CCJ
MOT Valid
MERCEDES-BENZ A-CLASS
1.7L · Petrol · Blue
- First Used
- Jan 2005
- MOT Expiry
- 28 Jul 2027
- Tax Status
- —
- Color
- Blue
Check History & Specs
HX54CCN
MOT Valid
SMART (MCC) CABRIOLET
0.7L · Petrol · Black
- First Used
- Jan 2005
- MOT Expiry
- 03 Sep 2027
- Tax Status
- —
- Color
- Black
Check History & Specs
HX54CDU
MOT Expired
RENAULT CLIO
1.5L · Diesel · Red
- First Used
- Jan 2005
- MOT Expiry
- 20 Mar 2026
- Tax Status
- —
- Color
- Red
Check History & Specs
HX54CEA
MOT Valid
FIAT DUCATO
2.8L · Diesel · White
- First Used
- Jan 2005
- MOT Expiry
- 06 Apr 2027
- Tax Status
- —
- Color
- White
Check History & Specs
HX54CEF
MOT Valid
FIAT DUCATO
2.3L · Diesel · White
- First Used
- Jan 2005
- MOT Expiry
- 21 Dec 2026
- Tax Status
- —
- Color
- White
Check History & Specs
HX54CEJ
MOT Valid
FIAT SWIFT MOTORHOME
2.3L · Diesel · White
- First Used
- Jan 2005
- MOT Expiry
- 22 Jul 2027
- Tax Status
- —
- Color
- White
Check History & Specs
HX54CEK
MOT Expired
MERCEDES-BENZ SPRINTER
2.2L · Diesel · White
- First Used
- Dec 2004
- MOT Expiry
- 04 Dec 2022
- Tax Status
- —
- Color
- White
Check History & Specs
HX54CEO
MOT Valid
LAND ROVER DEFENDER
2.5L · Diesel · Black
- First Used
- Dec 2004
- MOT Expiry
- 31 Mar 2027
- Tax Status
- —
- Color
- Black
Check History & Specs
HX54CFA
MOT Valid
BMW M3
3.2L · Petrol · Silver
- First Used
- Sep 2004
- MOT Expiry
- 13 Sep 2026
- Tax Status
- —
- Color
- Silver
Check History & Specs
HX54CFK
MOT Valid
FORD MUSTANG
4.6L · Petrol · Red
- First Used
- Feb 2005
- MOT Expiry
- 17 Jul 2026
- Tax Status
- —
- Color
- Red
Check History & Specs
HX54CFN
MOT Expired
MERCEDES-BENZ SPRINTER
2.1L · Diesel · White
- First Used
- Feb 2005
- MOT Expiry
- 28 Jan 2025
- Tax Status
- —
- Color
- White
Check History & Specs
HX54CFO
MOT Valid
MERCEDES 316CDI
2.1L · Diesel · White
- First Used
- Feb 2005
- MOT Expiry
- 08 Mar 2027
- Tax Status
- —
- Color
- White
Check History & Specs
HX54CFV
MOT Valid
MERCEDES-BENZ SPRINTER
2.1L · Diesel · White
- First Used
- Feb 2005
- MOT Expiry
- 11 Aug 2026
- Tax Status
- —
- Color
- White
Check History & Specs
HX54CFY
MOT Valid
KIA PICANTO
1.1L · Petrol · Blue
- First Used
- Dec 2004
- MOT Expiry
- 24 Jan 2027
- Tax Status
- —
- Color
- Blue
Check History & Specs
HX54CGY
MOT Valid
FORD FIESTA
1.6L · Petrol · Silver
- First Used
- Dec 2004
- MOT Expiry
- 07 Dec 2026
- Tax Status
- —
- Color
- Silver
Check History & Specs
HX54CHN
MOT Valid
FORD TRANSIT
2.4L · Diesel · White
- First Used
- Dec 2004
- MOT Expiry
- 10 Sep 2026
- Tax Status
- —
- Color
- White
Check History & Specs
HX54CJY
MOT Valid
MERCEDES-BENZ SLK
3.5L · Petrol · Black
- First Used
- Sep 2004
- MOT Expiry
- 18 Sep 2026
- Tax Status
- —
- Color
- Black
Check History & Specs
HX54CKJ
MOT Expired
HUSQVARNA WR
0.1L · Petrol · Yellow
- First Used
- Jan 2005
- MOT Expiry
- 21 May 2025
- Tax Status
- —
- Color
- Yellow
Check History & Specs
HX54CKK
MOT Valid
FORD FIESTA
1.2L · Petrol · Black
- First Used
- Dec 2004
- MOT Expiry
- 29 Jan 2027
- Tax Status
- —
- Color
- Black
Check History & Specs
HX54CLJ
MOT Valid
BMW 116
1.6L · Petrol · Blue
- First Used
- Nov 2004
- MOT Expiry
- 12 Jun 2026
- Tax Status
- —
- Color
- Blue
Check History & Specs
HX54CLN
MOT Expired
FORD FIESTA
1.6L · Petrol · Silver
- First Used
- Oct 2004
- MOT Expiry
- 16 Jan 2024
- Tax Status
- —
- Color
- Silver
Check History & Specs
HX54CME
MOT Valid
FORD FIESTA
1.2L · Petrol · Grey
- First Used
- Dec 2004
- MOT Expiry
- 20 Oct 2026
- Tax Status
- —
- Color
- Grey
Check History & Specs
HX54CMK
MOT Valid
FORD FOCUS
1.6L · Petrol · Blue
- First Used
- Sep 2004
- MOT Expiry
- 21 Aug 2026
- Tax Status
- —
- Color
- Blue
Check History & Specs
HX54CMU
MOT Valid
MINI MINI
1.6L · Petrol · White
- First Used
- Dec 2004
- MOT Expiry
- 24 Mar 2027
- Tax Status
- —
- Color
- White
Check History & Specs
HX54CNA
MOT Valid
FORD FIESTA
1.2L · Petrol · Green
- First Used
- Sep 2004
- MOT Expiry
- 22 Aug 2026
- Tax Status
- —
- Color
- Green
Check History & Specs
HX54CNF
MOT Expired
FORD FOCUS
1.6L · Petrol · Grey
- First Used
- Dec 2004
- MOT Expiry
- 25 Aug 2023
- Tax Status
- —
- Color
- Grey
Check History & Specs
HX54CNJ
MOT Valid
FORD FOCUS
1.6L · Petrol · Silver
- First Used
- Sep 2004
- MOT Expiry
- 08 Jan 2027
- Tax Status
- —
- Color
- Silver
Check History & Specs
HX54CNK
MOT Expired
BMW 120
2.0L · Diesel · Blue
- First Used
- Dec 2004
- MOT Expiry
- 01 Oct 2024
- Tax Status
- —
- Color
- Blue
Check History & Specs
HX54CNO
MOT Expired
PEUGEOT 206
2.0L · Petrol · Red
- First Used
- Oct 2004
- MOT Expiry
- 23 Mar 2023
- Tax Status
- —
- Color
- Red
Check History & Specs
HX54CNZ
MOT Valid
BMW 645
4.4L · Petrol · Grey
- First Used
- Apr 2005
- MOT Expiry
- 12 Sep 2027
- Tax Status
- —
- Color
- Grey
Check History & Specs
HX54COA
MOT Expired
FORD FOCUS
1.6L · Petrol · Silver
- First Used
- Mar 2005
- MOT Expiry
- 28 Oct 2025
- Tax Status
- —
- Color
- Silver
Check History & Specs
HX54COU
MOT Expired
FORD FOCUS
1.6L · Petrol · Blue
- First Used
- Dec 2004
- MOT Expiry
- 27 Sep 2022
- Tax Status
- —
- Color
- Blue
Check History & Specs
HX54CPF
MOT Expired
SUZUKI GRAND VITARA
2.0L · Petrol · Silver
- First Used
- Sep 2004
- MOT Expiry
- 09 Sep 2025
- Tax Status
- —
- Color
- Silver
Check History & Specs
HX54CPO
MOT Valid
FORD FIESTA
1.4L · Petrol · Green
- First Used
- Dec 2004
- MOT Expiry
- 25 Feb 2027
- Tax Status
- —
- Color
- Green
Check History & Specs
HX54CPU
MOT Valid
MITSUBISHI SHOGUN PININ
2.0L · Petrol · Grey
- First Used
- Nov 2004
- MOT Expiry
- 07 Dec 2026
- Tax Status
- —
- Color
- Grey
Check History & Specs
HX54CPV
MOT Valid
BMW 535
3.0L · Diesel · Black
- First Used
- Nov 2004
- MOT Expiry
- 11 Mar 2027
- Tax Status
- —
- Color
- Black
Check History & Specs
HX54CRJ
MOT Expired
FORD FIESTA
1.2L · Petrol · Silver
- First Used
- Dec 2004
- MOT Expiry
- 28 Sep 2024
- Tax Status
- —
- Color
- Silver
Check History & Specs
HX54CRU
MOT Valid
CHEVROLET SSR
5.1L · Petrol · Black
- First Used
- Jan 2005
- MOT Expiry
- 28 Apr 2027
- Tax Status
- —
- Color
- Black
Check History & Specs
HX54CRV
MOT Valid
FORD FIESTA
1.2L · Petrol · Green
- First Used
- Oct 2004
- MOT Expiry
- 18 Feb 2027
- Tax Status
- —
- Color
- Green
Check History & Specs
HX54CSO
MOT Valid
FORD FIESTA
1.4L · Petrol · Silver
- First Used
- Dec 2004
- MOT Expiry
- 25 Apr 2026
- Tax Status
- —
- Color
- Silver
Check History & Specs
HX54CSV
MOT Valid
FORD FIESTA
1.2L · Petrol · Green
- First Used
- Sep 2004
- MOT Expiry
- 17 Jun 2026
- Tax Status
- —
- Color
- Green
Check History & Specs
HX54CSY
MOT Valid
FORD FIESTA
1.2L · Petrol · Blue
- First Used
- Apr 2005
- MOT Expiry
- 28 Oct 2026
- Tax Status
- —
- Color
- Blue
Check History & Specs
HX54CSZ
MOT Expired
FORD FOCUS
1.6L · Petrol · Silver
- First Used
- Dec 2004
- MOT Expiry
- 16 Oct 2024
- Tax Status
- —
- Color
- Silver
Check History & Specs
HX54CTE
MOT Expired
MERCEDES-BENZ S-Class
3.7L · Petrol · Black
- First Used
- Sep 2004
- MOT Expiry
- 19 Jun 2025
- Tax Status
- —
- Color
- Black
Check History & Specs
HX54CTK
MOT Expired
BMW X3
2.5L · Petrol · Black
- First Used
- Sep 2004
- MOT Expiry
- 24 Oct 2024
- Tax Status
- —
- Color
- Black
Check History & Specs
HX54CTV
MOT Valid
FIAT PANDA
1.2L · Petrol · Blue
- First Used
- Dec 2004
- MOT Expiry
- 09 Jan 2027
- Tax Status
- —
- Color
- Blue
Check History & Specs
HX54CUG
MOT Valid
SKODA FABIA
1.9L · Diesel · Black
- First Used
- Dec 2004
- MOT Expiry
- 12 Aug 2027
- Tax Status
- —
- Color
- Black
Check History & Specs
HX54CUH
MOT Valid
FORD FOCUS
1.6L · Petrol · Grey
- First Used
- Dec 2004
- MOT Expiry
- 27 Nov 2026
- Tax Status
- —
- Color
- Grey
Check History & Specs
HX54CUO
MOT Valid
SAAB 9-3
2.0L · Petrol · Yellow
- First Used
- Sep 2004
- MOT Expiry
- 13 Jul 2026
- Tax Status
- —
- Color
- Yellow
Check History & Specs
HX54CUW
MOT Expired
VOLVO V50
1.8L · Petrol · Blue
- First Used
- Dec 2004
- MOT Expiry
- 28 Aug 2022
- Tax Status
- —
- Color
- Blue
Check History & Specs
HX54CUY
MOT Valid
FORD FIESTA
1.4L · Petrol · Silver
- First Used
- Apr 2005
- MOT Expiry
- 07 May 2027
- Tax Status
- —
- Color
- Silver
Check History & Specs
HX54CVA
MOT Expired
MINI MINI
1.6L · Petrol · Green
- First Used
- Sep 2004
- MOT Expiry
- 09 Dec 2023
- Tax Status
- —
- Color
- Green
Check History & Specs
HX54CVB
MOT Expired
FORD FIESTA
1.2L · Petrol · Green
- First Used
- Sep 2004
- MOT Expiry
- 28 Nov 2024
- Tax Status
- —
- Color
- Green
Check History & Specs
HX54CVG
MOT Expired
FORD FIESTA
1.4L · Petrol · Gold
- First Used
- Dec 2004
- MOT Expiry
- 12 Oct 2023
- Tax Status
- —
- Color
- Gold
Check History & Specs
HX54CVH
MOT Expired
FORD KA
1.3L · Petrol · Blue
- First Used
- Apr 2005
- MOT Expiry
- 23 Feb 2025
- Tax Status
- —
- Color
- Blue
Check History & Specs
HX54CVJ
MOT Expired
FORD KA
1.3L · Petrol · Grey
- First Used
- Apr 2005
- MOT Expiry
- 23 Mar 2025
- Tax Status
- —
- Color
- Grey
Check History & Specs
HX54CVK
MOT Expired
FORD FOCUS
1.6L · Petrol · Red
- First Used
- Apr 2005
- MOT Expiry
- 08 Dec 2024
- Tax Status
- —
- Color
- Red
Check History & Specs
HX54CVO
MOT Expired
FORD FIESTA
1.2L · Petrol · Green
- First Used
- Dec 2004
- MOT Expiry
- 25 Oct 2022
- Tax Status
- —
- Color
- Green
Check History & Specs
HX54CVT
MOT Expired
FORD FIESTA
1.4L · Petrol · Silver
- First Used
- Dec 2004
- MOT Expiry
- 15 Oct 2025
- Tax Status
- —
- Color
- Silver
Check History & Specs
HX54CVU
MOT Expired
FORD FIESTA
1.4L · Petrol · Blue
- First Used
- Dec 2004
- MOT Expiry
- 21 Dec 2024
- Tax Status
- —
- Color
- Blue
Check History & Specs
HX54CVZ
MOT Valid
TOYOTA RAV4
2.0L · Petrol · Black
- First Used
- Dec 2004
- MOT Expiry
- 05 May 2027
- Tax Status
- —
- Color
- Black
Check History & Specs
HX54CWA
MOT Expired
MITSUBISHI SHOGUN SPORT
2.5L · Diesel · Black
- First Used
- Dec 2004
- MOT Expiry
- 02 Sep 2023
- Tax Status
- —
- Color
- Black
Check History & Specs
HX54CWE
MOT Expired
FORD FOCUS
1.6L · Diesel · Silver
- First Used
- May 2005
- MOT Expiry
- 09 Jan 2026
- Tax Status
- —
- Color
- Silver
Check History & Specs
HX54CWJ
MOT Valid
FORD FOCUS
1.6L · Diesel · Silver
- First Used
- Jan 2005
- MOT Expiry
- 12 Nov 2026
- Tax Status
- —
- Color
- Silver
Check History & Specs
HX54CWM
UntaxedMOT Expired
HYUNDAI SANTA FE
2.7L · PETROL · BLACK
- First Used
- Dec 2004
- MOT Expiry
- 13 Jul 2022
- Tax Status
- Untaxed
- Color
- BLACK
Check History & Specs
HX54CWO
MOT Expired
FORD FIESTA
1.4L · Petrol · Silver
- First Used
- May 2005
- MOT Expiry
- 12 Mar 2025
- Tax Status
- —
- Color
- Silver
Check History & Specs
HX54CWR
MOT Expired
FORD FOCUS
1.6L · Petrol · Silver
- First Used
- May 2005
- MOT Expiry
- 26 Apr 2024
- Tax Status
- —
- Color
- Silver
Check History & Specs
HX54CWU
MOT Valid
FORD FIESTA
1.4L · Petrol · Blue
- First Used
- Dec 2004
- MOT Expiry
- 20 May 2027
- Tax Status
- —
- Color
- Blue
Check History & Specs
HX54CWV
MOT Valid
FORD FIESTA
1.2L · Petrol · Blue
- First Used
- Jan 2005
- MOT Expiry
- 15 Jun 2027
- Tax Status
- —
- Color
- Blue
Check History & Specs
HX54CWY
MOT Expired
FORD FIESTA
1.4L · Petrol · Silver
- First Used
- May 2005
- MOT Expiry
- 03 Mar 2026
- Tax Status
- —
- Color
- Silver
Check History & Specs
HX54CXK
MOT Expired
SEAT LEON
1.9L · Diesel · Silver
- First Used
- Nov 2004
- MOT Expiry
- 13 Oct 2025
- Tax Status
- —
- Color
- Silver
Check History & Specs
HX54CXL
MOT Valid
HYUNDAI SANTA FE
2.7L · Petrol · Black
- First Used
- Sep 2004
- MOT Expiry
- 19 May 2026
- Tax Status
- —
- Color
- Black
Check History & Specs
HX54CXM
MOT Expired
FORD FIESTA
1.4L · Petrol · Black
- First Used
- Sep 2004
- MOT Expiry
- 21 Sep 2024
- Tax Status
- —
- Color
- Black
Check History & Specs
HX54CXO
MOT Expired
BMW R1150
1.1L · Petrol · Black
- First Used
- Sep 2004
- MOT Expiry
- 09 May 2023
- Tax Status
- —
- Color
- Black
Check History & Specs
HX54CXP
MOT Valid
FORD FIESTA
1.4L · Petrol · Silver
- First Used
- Dec 2004
- MOT Expiry
- 14 Jan 2027
- Tax Status
- —
- Color
- Silver
Check History & Specs
HX54CXR
MOT Valid
FORD FOCUS
1.8L · Petrol · Grey
- First Used
- Jan 2005
- MOT Expiry
- 01 Dec 2026
- Tax Status
- —
- Color
- Grey
Check History & Specs
HX54CXW
MOT Valid
FORD FIESTA
1.2L · Petrol · Black
- First Used
- Sep 2004
- MOT Expiry
- 21 Feb 2027
- Tax Status
- —
- Color
- Black
Check History & Specs
HX54CXY
MOT Valid
FORD FIESTA
1.4L · Petrol · Silver
- First Used
- Oct 2004
- MOT Expiry
- 24 Aug 2026
- Tax Status
- —
- Color
- Silver
Check History & Specs
HX54CYA
MOT Valid
MASERATI COUPE
4.2L · Petrol · Grey
- First Used
- Sep 2004
- MOT Expiry
- 18 Feb 2027
- Tax Status
- —
- Color
- Grey
Check History & Specs
HX54CYJ
MOT Valid
FORD FIESTA
1.4L · Petrol · Blue
- First Used
- Dec 2004
- MOT Expiry
- 07 Jan 2027
- Tax Status
- —
- Color
- Blue
Check History & Specs
HX54CYO
MOT Valid
FORD FIESTA
1.2L · Petrol · Silver
- First Used
- Sep 2004
- MOT Expiry
- 21 Aug 2026
- Tax Status
- —
- Color
- Silver
Check History & Specs
HX54CYT
MOT Valid
NISSAN 350 Z
3.5L · Petrol · Silver
- First Used
- Jun 2005
- MOT Expiry
- 23 Jan 2027
- Tax Status
- —
- Color
- Silver
Check History & Specs
HX54CYU
MOT Valid
MERCEDES-BENZ SLK
2.0L · Petrol · Silver
- First Used
- Sep 2004
- MOT Expiry
- 27 Jun 2027
- Tax Status
- —
- Color
- Silver
Check History & Specs
HX54CYV
MOT Expired
FORD FIESTA
1.2L · Petrol · Silver
- First Used
- Sep 2004
- MOT Expiry
- 14 Dec 2024
- Tax Status
- —
- Color
- Silver
Check History & Specs
HX54CYW
MOT Expired
TOYOTA COROLLA
1.6L · Petrol · Grey
- First Used
- Sep 2004
- MOT Expiry
- 30 Apr 2025
- Tax Status
- —
- Color
- Grey
Check History & Specs
HX54CYY
MOT Valid
FORD FIESTA
1.2L · Petrol · Silver
- First Used
- Sep 2004
- MOT Expiry
- 21 Nov 2026
- Tax Status
- —
- Color
- Silver
Check History & Specs
HX54CZA
MOT Valid
HARLEY-DAVIDSON FXDWGI
1.4L · Petrol · Red
- First Used
- Jan 2005
- MOT Expiry
- 11 Mar 2027
- Tax Status
- —
- Color
- Red
Check History & Specs
HX54CZC
MOT Expired
FORD FIESTA
1.4L · Petrol · Blue
- First Used
- Jun 2005
- MOT Expiry
- 31 Dec 2025
- Tax Status
- —
- Color
- Blue
Check History & Specs
HX54CZF
MOT Valid
FORD FIESTA
1.4L · Petrol · Blue
- First Used
- Jan 2005
- MOT Expiry
- 07 Mar 2027
- Tax Status
- —
- Color
- Blue
Check History & Specs
HX54CZG
MOT Valid
LAND ROVER DISCOVERY
2.5L · Diesel · Blue
- First Used
- Sep 2004
- MOT Expiry
- 04 Mar 2027
- Tax Status
- —
- Color
- Blue
Check History & Specs
HX54CZH
MOT Valid
BMW 330
3.0L · Petrol · Black
- First Used
- Dec 2004
- MOT Expiry
- 07 May 2027
- Tax Status
- —
- Color
- Black
Check History & Specs
HX54CZL
MOT Expired
NISSAN X-TRAIL
2.2L · Diesel · Silver
- First Used
- Oct 2004
- MOT Expiry
- 20 Jun 2024
- Tax Status
- —
- Color
- Silver
Check History & Specs
HX54CZN
MOT Valid
MINI MINI
1.6L · Petrol · Grey
- First Used
- Dec 2004
- MOT Expiry
- 19 Jun 2026
- Tax Status
- —
- Color
- Grey
Check History & Specs
HX54CZP
MOT Valid
BMW R SERIES
1.1L · Petrol · Black
- First Used
- Dec 2004
- MOT Expiry
- 27 Mar 2027
- Tax Status
- —
- Color
- Black
Check History & Specs
HX54CZR
MOT Valid
TOYOTA YARIS
1.3L · Petrol · Silver
- First Used
- Sep 2004
- MOT Expiry
- 01 Apr 2027
- Tax Status
- —
- Color
- Silver
Check History & Specs
HX54CZZ
MOT Valid
MINI MINI
1.6L · Petrol · Blue
- First Used
- Nov 2004
- MOT Expiry
- 07 Oct 2026
- Tax Status
- —
- Color
- Blue
Check History & Specs
Reliability & Common Problem Guides for HX54C Makes
Explore common mechanical faults, MOT advisory trends, and recall notices for popular vehicles in this registration batch:
Frequently Asked Questions about HX54C Plates
Where was the HX54C number plate series registered?
Vehicles starting with HX54C were assigned to the Portsmouth covering Portsmouth, South East. The first two letters (HX) identify the memory tag assigned by the DVLA.
What registration period is HX54C?
The HX54C age identifier corresponds to vehicles first registered between September 2004 to February 2005.
How can I check the MOT history of a HX54C vehicle?
Click any registration in the plate list above to view the complete DVSA inspection history, advisory alerts, mileage progression, road tax status, and our AI mechanical risk evaluation.