Chaining on Sloping Ground (Simple Notes) When measuring distances on a hill or slope, we always need to find the flat horizontal distance , not the actual sloped ground distance. There are two main ways to do this: 1. Direct Method (Stepping Method) In this method, you measure the flat horizontal distance directly on the field by creating small, flat steps. Best For: Short, bumpy, irregular, or gentle slopes. How it works (Step-by-Step): Start: The Follower holds the 0-end of the tape flat on the starting ground point A. Stretch: The Leader pulls a short, comfortable length of the tape forward and lifts it up until it looks perfectly flat and straight by eye judgment. Drop: Because the front end of the tape is hanging in the air, the Leader drops a plumb-bob (a weight on a string) down to find the exact vertical point on the ground. Mark & Repeat: They stick an arrow into that ground point. The Follower moves to this new arrow, and they repeat the steps all the way u...
Best Health & Life Insurance in Hong Kong (2025 Guide): Costs, Benefits & Medical Test Details Health and Life Insurance in Hong Kong is one of the most important investments for every resident — whether you are a local, expat, or a working professional. Hong Kong’s healthcare system is advanced, but medical expenses can be very high. A simple emergency room visit may cost more than HK$3,000–HK$10,000 without insurance. This 2025 guide explains how health insurance works in Hong Kong , how to choose the best plan, life insurance comparisons , medical check-up costs, and essential information about diabetes and heart health , which are the most common long-term diseases in Hong Kong. 1. Why Health Insurance Is Important in Hong Kong Hong Kong ranks among the world’s costliest medical markets. Here’s why insurance is essential: ✔ High Private Hospital Costs Private room: HK$2,000 – HK$6,000 per day Specialist consultation: HK$1,000+ Surgery charges: HK$20,00...