calculation of reduced levels (RL) using the height of instrument (HI) method in differential leveling. . #DSE #civil #steel #Concrete #cement #construction #civilengineering #contractor #building #architecture #TBT #loading #design #edit #educacion #quality #viralpost2025 #footings #constructionlife #fbpost2025 | DSE

✅Finding the Reduced Level (RL) ◼The Benchmark (BM) has a known Reduced Level (RL) = 100 m. ◼Backsight (BS) on BM = 1.350 m ◼Foresight (FS) on next point = 2.100 m 📌What is the Reduced Level (RL) Of Point A ? 📌BM = Benchmark 📌Reduced Level (RL) Of Point A ? ◼= RL of BM BS − FS ◼BM = Benchmark=100 1.350 − 2.100 ​ ◼BM = Benchmark=99.250 m​ @civil_by_yahya_sir 🔰𝐃𝐢𝐬𝐜𝐨𝐯𝐞𝐫 𝐄𝐱𝐜𝐥𝐮𝐬𝐢𝐯𝐞 & 𝐕𝐚𝐥𝐮𝐚𝐛𝐥𝐞 𝐋𝐞𝐚𝐫𝐧𝐢𝐧𝐠 𝐚𝐭 𝐎𝐮𝐫 𝐒𝐭𝐨𝐫𝐞!🔰 ⭕𝐀𝐮𝐭𝐨𝐂𝐀𝐃 🖥 ⭕𝐆 𝟏 𝐒𝐭𝐫𝐮𝐜�