CI written exam practice questions · a card
If too much force is applied too early during a roll cast, what happens to the loop?
It comes out wide: early force domes the rod tip path, so the fly leg curves upward and the line falls in a puddle instead of unrolling to the target.
The loop comes out wide and does not deliver. Says the guide: “if too much force is applied too early in the casting stroke, a wide loop will result.”
The mechanism is the tip-path rule that governs every cast: the fly leg mirrors what the rod tip did. Force applied too early bends the rod hard before the stroke has travelled far, so the tip path bulges into a convex, domed curve — and the fly leg copies it. The loop opens with a big upward curve and falls into a puddle short of the target.
The guide names what makes it worse:
- A casting arc too wide for the amount the rod bends.
- Starting with the rod too low (2:00 or lower) or finishing too low — a forward stop so low the rod almost touches the water, “running the stop sign”.
- Early rotation in the forward stroke.
Fix the force first: smooth acceleration, the right amount at the right time, then a crisp stop at about 10:30.
Source
From the CI Study Guide (2025) (PDF), the roll casting faults and Task 9; terms from the FFI Fly Casting Definitions (Convex Fly Leg).