Fault on a rear-end crash is usually the easy part. These files get fought over injury severity and, more often than in most cities, over procedure.
The case was filed in the wrong county. A city spanning two counties invites procedural challenges that would not arise elsewhere.
Establishing the crash location precisely at the outset closes this off. Venue can also rest on where a defendant resides or may be found, which sometimes gives more than one proper forum.
The impact was too minor to injure anyone. Bumper systems are engineered to absorb and rebound from low-speed impacts rather than to record them, so visible damage tracks occupant injury poorly.
Same-day documentation, imaging and a treating physician opinion answer that directly. It surfaces most often in the Federal Boulevard crashes, where speeds genuinely are low.
You stopped too suddenly. Under C.R.S. 13-21-111 an insurer needs to move only 50 percent of the fault to defeat the claim completely, which is why this one is pushed hard even when it is weak.
On an arterial with turn queues spilling into through lanes, braking for the vehicle ahead is ordinary careful driving. Witness accounts and the scene evidence are what establish that.
The symptoms come from an earlier condition. Prior records get requested to build an alternative explanation for neck and back findings.
A treating physician who can separate a pre-existing finding from an acute post-crash change is what answers it. The distinction is medical, and it needs to be documented as such.
The other driver had no coverage. Colorado is a fault-based state, so the claim runs against the at-fault driver liability insurer, and where that driver carries minimum limits or nothing, uninsured and underinsured coverage on your own policy or an employer commercial policy may apply.
Those questions come up often on US 36, which carries a large share of through traffic between Denver and Boulder.
Those questions are worked through in is Colorado a no-fault state and in hit by an uninsured driver in Colorado.