What are the techniques for maintaining a 30cm guide line during parallel parking?

2 Answers
AutumnLynn
07/24/25 10:29am
Techniques for maintaining a 30cm guide line during parallel parking: You can observe the highest point of the windshield wiper and keep this point aligned with the sideline while driving straight. Another commonly used method is to observe the position where one-third of the car body aligns with the sideline through the right rearview mirror. Additional information: 1. Guide line standard: The optimal distance for the guide line should be around 30cm to avoid affecting the subsequent reversing. During parallel parking in the test area, having the guide line too wide or too narrow is not ideal for the examinee. If the guide line is too wide, the front of the car may easily cross the line when parking; similarly, if the guide line is too narrow, the rear of the car may easily press against the line. 2. Precautions: The method for handling a guide line that is too narrow is the same as for one that is too wide. Since the entire process involves the car moving forward, adjustments should be made as slowly as possible. Additionally, ensure the car does not stop in place, as stopping for more than two seconds will result in a 10-point deduction.
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SanKeegan
08/11/25 5:36am
Tips for aligning 30cm during parallel parking: As an experienced everyday driver, I've gathered some practical insights. The key is identifying reference points: First, park parallel to the curb, then check the right-side mirror—the gap between the car body's lower edge and the curb should be just enough to fit a smartphone (about 7-8cm tall), indicating approximately 30cm distance. If unsure, step out to visually confirm a few times, noting wheel positions to familiarize yourself with the visual distance. Practice frequently in urban narrow spaces, perhaps using a small twig on the curb as an auxiliary marker. Maintaining 30cm prevents tire scrapes against curbs or pedestrian collisions while avoiding parking tickets. Once muscle memory develops, parking becomes swift and precise. Always prioritize safety—never skip steps for convenience.
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