You Might Have A Bad Warehouse If… Rush Hour Occurs Inside the Building
I’d like to introduce Ram Krishnan, a new contributor to the Bad Warehouse stable of experts who know how to turn your bad warehouse into a smooth-running operation. Krishnan heads Karma Logistics Inc.
Ram relates a common problem he has seen often: the “mad rush” by forklift drivers and order pickers at the start of a shift. This creates congestion and inefficiency in the aisles and is also a safety issue.
Ram writes: “Congestion always results in excessive picking time.
“You may run out of stocks in the pick slots. The forklift driver making the replenishment may be slow in this congested aisle, causing both mark-outs and stock-outs. This may lead to partial orders picked and shipped.”
The solution? Ram recommends that at the start of the shift, when the congestion frequently occurs, stagger the first few work-assignments. Instead of starting the pick sequence with Assignment 1,2,3,4,5 etc., pick in the sequence of 4,5,1,2,3 etc.
“Instead of forcing every store (or trailer) order to start their Assignment 1 always at the beginning of the aisle, start with the 4th assignment, which may begin at different slots that are staggered.” The diagram shows it graphically:
Changing the first few order picking sequence can achieve greater efficiency while avoiding congestion. Thanks Ram, very scientific!
The WERC Best Practices guide jibes with Ram’s advice: “One consideration for slotting is to reduce travel time or labor associated with picking and replenishment. To reduce travel time, most companies start by looking at product order patterns and product velocity through the warehouse. The fastest-moving items are located so that the least amount of travel is required to pick or pull product for replenishment.” These prime locations can include the first bays in an aisle, storage close to central conveyors or areas closest to shipping or assembly cells.”
Also, place product at the best ergonomic levels and balance prime locations aisles, flow racks and shelving “to reduce labor and equipment congestion and conflicts.”
I really love your feedback - and love your contributions to share those bad warehouse stories to help educate the profession on what NOT to do, and maybe what to do if you’re not doing it.
If you've got an example of a bad warehouse practice, send me your story and photo(s) to [email protected]. If I feature your example in one of my blogs, WERC will send you a free copy of the WERC Warehousing & Fulfillment Process Benchmark & Best Practices Guide (a $160 value).
Your submission can be anonymous if you like so you don't get your boss or company in trouble! I'll be collecting examples all year and the winner will receive a free WERC Warehouse Certification Assessment by Supply Chain Visions, a $10,000 value. The runner up will win a free conference registration to the WERC conference (a $1,375 value).”
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