開荒是清潔工程之首，由于建筑工程中常常會遺留下許多垃圾污垢，各種地面石頭，墻壁上會遺留下水泥漿塊、油漆、玻璃膠、水污、銹跡等，這些都必須在開荒工作中清洗干凈，所以它是一項最艱苦、最復雜、最費神的工作，開荒工程的好壞，直接影響到日后保潔工作的質量和檔次，所以做好開荒有著相當重要的要求。
Waste reclamation is the first clean project, because construction
projects often leave a lot of garbage dirt, a variety of ground stones,
walls will leave cement slurry, paint, glass glue, water pollution, rust
and so on, which must be cleaned in the work of waste reclamation, so
it is the most arduous, complex and demanding work, the quality of waste
reclamation projects directly affects the future protection. Cleaning
work quality and grade, so do a good job in opening up wasteland has
very important requirements.
1、 首先清理現場留下的裝修垃圾；
1. Clean up the decoration garbage left at the scene first.
2、 由上到下全面吸塵；
2. Full vacuum from top to bottom;
3、 擦玻璃：先用毛巾把玻璃框擦拭干凈，再用涂水器沾稀釋后的玻璃水溶液，均勻的從上到下涂抹玻璃，有頑固的污漬用鏟刀清除干凈，再重復以上工序后用刮子從上到下刮干凈，用干毛巾擦凈框上留下的水痕，玻璃上的水痕用機皮擦拭干凈。
3. Glass cleaning: first wipe the glass frame with a towel, then dip the
diluted glass water solution with a water applicator, evenly coat the
glass from top to bottom, with a spade to clean the stubborn stains, and
then repeat the above process with a scraper from top to bottom, wipe
the water marks left on the frame with a dry towel, and wipe the water
marks on the glass with machine skin.
4、
衛生間：堅持由上而下的原則，首先認清衛生間頂子的材質，是PVC的或是鋁塑板還是涂料的，再根據不同的材質用不同的清潔方法進行清潔；用清潔球或是板刷清洗衛生間的墻壁，著重瓷磚的縫隙，和瓷磚表面上遺留的膠跡、涂料點、水泥漬等；用毛巾清潔衛生間的潔具，用不銹鋼清洗液針對各種龍頭、管件進行清潔；用洗地機對地面進行最后的清潔，由其是地面的邊角；最后，檢查無遺漏后，再用干毛巾把水龍頭等管件擦拭一遍。
4. Toilet: adhere to the principle of top-down, first of all, recognize
the material of the top of the toilet, whether it is PVC or
aluminium-plastic board or paint, and then clean the walls of the toilet
with different cleaning methods according to different materials; use
cleaning balls or board brushes to clean the walls of the toilet,
focusing on the crevices of ceramic tiles, and the glue, paint spots and
cement stains left on the surface of ceramic tiles; use towels to clean
the toilet. Sanitary wares in the living room are cleaned with
stainless steel cleaning solution for various faucets and pipe fittings;
the floor is cleaned by a floor washer for the last time, which is the
corner of the ground; finally, after checking for no omissions, wipe the
faucet and other pipe fittings with a dry towel.
