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Driver Assistance > Lane Keeping Assistance


Lane keeping assistance systems can make minor steering corrections if the vehicle detects an imminent lane departure without the use of a turn signal.


Driver assistance technologies can add from $300 to $10,800 to the purchase price of a new vehicle; most systems are $4500 or less.(3/31/2015)

Minnesota's Driver Assist System (DAS) for shoulder running buses cost $5.3 million to install and $106K annually to operate(January 4, 2013)

With inter-vehicle communications available as a standard feature on new vehicles by 2020, the cost to implement a V2V solution in Europe (EU-25) was estimated at 359 million Euros per annum assuming a fleet penetration rate of 6.1 percent.(04/29/2010)

Cost of Driver Assistance packages that include Vision-Based Lane Departure Warning Systems range from $295 to $2800.(December 2009)

Cost of DGPS Lane Departure Warning Systems estimated between $500 and $1,000 after 20 years on the market.(December 2009)

Driver assist and automation systems can substantially increase the cost of a new bus.(2007)

The costs of the in-vehicle components of precision docking technology ranged from $2,700 to $14,000 per bus depending on the number of units produced.(August 2004)

In-Vehicle Vision-Based Lane Departure Warning System (Volvo) - Capital cost/unit - $1350(December 2009)

In-Vehicle Vision-Based Lane Departure Warning System (Cadillac) - Capital cost/unit - $1350(December 2009)

In-Vehicle Vision-Based Lane Departure Warning System (Infinity) - Capital cost/unit - $1350(December 2009)

In-Vehicle Vision-Based Lane Departure Warning System (BMW) - Capital cost/unit - $1350(December 2009)

Lane keeping system - Capital cost/unit - $343.95(September 16, 2009)

On-board GPS lane-keeping assistance system - Capital cost/unit - $20000 - O&M cost/unit - $800(February 2009)

On-board machine vision lane-keeping system - Capital cost/unit - $20000 - O&M cost/unit - $800(February 2009)

On-board magnetometer for lane-keeping assistance - Capital cost/unit - $20000 - O&M cost/unit - $800(February 2009)

On-board GPS lane-keeping assitance system - Capital cost/unit - $20000 - O&M cost/unit - $800(February 2009)

Driver Assistance vehicle technologies have potential to prevent 1.6 million crashes per year.(02/01/2019)

Rapid deployment of DSRC for connected vehicles can save thousands of lives, regardless of whether a later transition to C-V2X proves advantageous.(12/12/2017)

A nationwide traveler survey finds that blind-spot monitoring and emergency automatic braking are the two most appealing automated vehicle technologies.(11/01/2016)

Lane departure warning (LDW) and lane departure prevention (LDP) systems were estimated to prevent 59 percent and 67 percent of crashes, respectively, in areas with shoulder widths of at least 3.6 meters.(09/11/2015)

A simulation study shows that automated steering assistance applications can reduce lane departure crashes by 51 percent.(06/24/2015)

Electronic Stability Control (ESC) saved an estimated 1,144 lives among passenger vehicle occupants in 2012.(06/01/2014)

Driver Assist System improves bus operations, with bus speeds increasing by 3.5 miles per hour.(March 2013)

Nearly 92 percent of warnings issued to drivers by an improved prototype Lane Departure Warning System are valid.(March 2013)

Approximately 80 percent of drivers in a large-scale field operational test felt that blind spot information systems increased safety.(11/21/2012)

Drivers in a large-scale field operational test found Lane Departure Warning systems were more useful during night driving.(11/21/2012)

Drivers recommend use of Integrated Vehicle-Based Safety Systems, but price remains a factor. (June 2011)

Integrated Vehicle-Based Safety System use results in 48 percent reduction in lane departure rate for light vehicles, with similar trend for heavy trucks.(June 2011)

Electronic Stability Control (ESC) systems can reduce the risk of fatal crashes by 33 percent.(May 2010)

Vehicle-to-vehicle applications can have positive benefit-to-cost ratios at fleet penetration rates above 6.1 percent.(04/29/2010)

A Benefit-Cost analysis shows Vision-based Lane Departure Warning Systems have a B/C ratio between 5.35 and 19.16 over a 20 year analysis period, with efficiency ranging from 23 to 50 percent.(December 2009)

CO2 emissions can be reduced up to 15 percent using in-vehicle performance monitoring systems for Eco-Driver Coaching.(September 16, 2009)

In the central area of Chicago, a feasibility study indicated that driver assistance technologies and transit signal priority for bus rapid transit would be cost-effective.(August 2004)