Why gates become launch pads
A gateway concentrates everything a horse cares about into a narrow gap: on the other side are friends, grass, feed or the end of work. If barging through has ever worked — the handler stepped aside, the gate swung, the horse was through — then rushing is not a mystery vice, it is a trained behaviour with a perfect record of success. Stable doors run the same script in miniature, with breakfast and turnout on the far side. Add the pinch of a narrow opening, where a horse already feels mildly claustrophobic, and speed starts to look sensible from his point of view. Your job is not to win the wrestling match at the gap; it is to install a different script so thoroughly that the old one stops occurring to him.
Teach the pieces away from the gate
The skill you actually need is walk, halt, stand — on a loose rope, in a boring place. Practise along a fence line or in the school: walk a few strides, ask for the halt with your body and voice before the rope ever tightens, stand for a breath, praise, walk on. Add standing while you fuss one-handed with an imaginary latch, and backing one step from the halt. When a horse can stand quietly for ten seconds in a dull corner of the yard, he owns the pieces; asking for them first at the gateway to his best friend's field, at tea time, is setting the exam before teaching the syllabus.
Move the lesson to the gateway
Choose a gate he cares moderately about, at a quiet time of day, and open it fully and secure it back before he arrives — a half-open gate is an invitation to squeeze. Lead him up, ask for the halt a few strides out, stand, then walk through together with you at his shoulder, and halt again on the far side before anything interesting is allowed to happen. If he rushes, do not haul on the rope or shout; calmly turn a circle in the field, walk back out, and repeat the approach. Three or four unhurried repetitions in a session, several sessions across a week, will bore the excitement out of most gateways. The reward he is working for is going through — make calmness, not speed, the thing that produces it.
Stable doors and the crush zone
Apply the identical script at the stable door: halt outside, stand, door opened fully, walk in, turn, stand. Handler position is a safety matter, not a style point — stay at his shoulder, never walk ahead of him into the doorway, and never let yourself be the filling between a rushing horse and a gatepost or door frame, because that gap closes faster than you can move. If the yard layout forces a tight turn through a narrow door, take the extra minute to open everything fully and clear the path rather than accepting the squeeze as normal.
Consistency is the real training aid
Gate manners collapse when the rule depends on who is holding the rope: he barges for the person who steps aside, and one successful barge re-teaches the lesson for everyone else. So the routine has to be everyone's routine, at the exciting times — turning out, bringing in for feed — and not just in practice sessions. And if rushing appears suddenly in a horse who was previously mannerly, pause before schooling him harder; a frightening incident at a gate, or soreness that makes him dread the turn through the doorway, explains more sudden manners failures than attitude does. Pin the script where everyone can find it: the stand-and-wait gate routine sits in KinsLe's Care Teams alongside his other care notes, so a relief handler on a wet Sunday follows the same steps as you do.