EBK OM
6th Edition
ISBN: 9781305888210
Author: Collier
Publisher: YUZU
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Question
Chapter 13, Problem 11PA
Summary Introduction
Interpretation:
MRP for next eight weeks for items B,C and D.
Concept Introduction:
Bill of material is the detailed description of all components required to produce final product.
Material Requirement Planning (MRP) is the detailed planning of all components required and its quantity for the end product. It is usually prepared for a week and keeps on changing according to the product. It consist of gross requirement,
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As the production planner for Xiangling Hu Products, Inc., you have been given a bill of material for a bracket that is made up of a base,
2
springs,
and
4
clamps. The base is assembled from
1
clamp
and
1
housing.
Each clamp has
1
handle and
1
casting.
Each housing has
2
bearings
and
1
shaft.
There is no inventory on hand.
This exercise contains only parts b and c.
Part 2
The product structure is as follows:
Bracket
Base(1)
Clamp(1)
Handle(1)
Casting(1)
Spring(2)
Housing(1)
Shaft(1)
Clamp(4)
Bearing(2)
Handle(1)
Casting(1)
Part 3
b) Determine the gross quantities needed of each item if you are to assemble
100
brackets.
Base:
enter your response here
units
(enter
your response as a whole
number).
Spring:
enter your response here
units
(enter
your response as a whole
number).
Clamp:
enter your response here
units
(enter
your response as a whole
number).
Housing:
enter your response here
units
(enter
your…
As the production planner for Xiangling Hu Products, Inc., you have been given a bill of material for a bracket that is made up of a base,
2
springs,
and
3
clamps. The base is assembled from
1
clamp
and
2
housings.
Each clamp has
1
handle and
1
casting.
Each housing has
2
bearings
and
2
shafts.
There is no inventory on hand.
This exercise contains only parts b and c.
Part 2
The product structure is as follows:
Bracket
Base(1)
Clamp(1)
Handle(1)
Casting(1)
Spring(2)
Housing(2)
Shaft(2)
Clamp(3)
Bearing(2)
Handle(1)
Casting(1)
Part 3
b) Determine the gross quantities needed of each item if you are to assemble
125
brackets.
Base:
33
units
(enter
your response as a whole
number).
Spring:
enter your response here
units
(enter
your response as a whole
number).
Clamp:
enter your response here
units
(enter
your response as a whole
number).
Housing:
enter your response here
units
(enter
your response as a whole…
In the following MRP planning schedule for Item J, indicate the planned order releases to meet the gross requirements. Lead time is one week and there is no inventory on hand and no safety stock.
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- Figure 1 shows the BOM for product A. Table 1 shows the MPS quantity start dates for product A, and Table 2 contains data from inventory records for items B, C, and D. The production planner wants to determine the material requirements plan for items B, C, and D for the next 8 weeks. What is the planned receipts quantity for item D for week 6? C (3) D (2) 8 (1) D (2) C2) Figure 1. BOM for product A Table 1. MPS quantity start dates for product A Week Product 1 3 70 4. 6. 7. 8. 80 100 70 100 Table 2. Inventory record data Item Data category Lot-sizing rule Lead time Scheduled receipts Beginning inventory Safety stock LAL 2 weeks 100 (week 3) FOQ= 500 1 week 150 (week 1) POQ (P-4) 1 week 500 (week 1) 600 100 200 None 130arrow_forwardFigure 1 shows the BOMS for two products, A and B. Table 1 shows the MPS quantity start date for each product; and Table 2 contains data from inventory records for items C, D, and E. There are no safety stock requirements for any of the items. The production planner wants to determin the material requirements plan for items C, D, and E for the next 8 weeks. What is the planned receipts quantity for item E for week 8? E(4) DA Figure 1. BOMS for products A and B Table 1. MPS quantity start dates for products A and B Week Рroduct 2 3 5 A 100 200 85 65 50 50 75 Table 2. Inventory record data Data categoryY Lot-sizing rule Lead time Scheduled receipts Beginning inventory L4L 2 weeks 200 (week 3) 200 Item D FOQ = 200 1 week POQ (P=2) 1 week None None 200 coarrow_forwardDevelop a material requirements plan for component H. Lead times for the end item and each component except B are one week. The lead time for B is three weeks. Sixty units of A are needed at the startof week 8. There are currently 15 units of B on hand and 130 of E on hand, and 50 units of H are inproduction and will be completed by the start of week 2. Lot-for-lot ordering will be used for all items.arrow_forward
- The gross requirements for item A are specified for the beginning of weeks 1 through 12 in the table that follows. Item A, Level 0 01 02 03 04 05 06 07 08 09 10 11 12 0 60 0 50 0 70 0 40 0 60 0 50 60 ? ? ? ? ? ? ? ? ? ? ? ???????????? Gross requirements. Projected on hand Planned order release The lead time is 2 weeks. The current on hand inventory, at the beginning of week 1 is 60 units. If the order cost is $80 per order and the inventory cost is $1 per unit per period, and the order quantity is the computed part period (or a multiple of the computed part period) when it is necessary to place an order, what is the total cost for the 12 week period? Answer:arrow_forwardGiven the following product structure, master production schedule, and inventory status below and assuming the requirements for each BOM item is 1: (a) develop a gross requirements plan for Item C; (b) develop a net requirements plan for Item C. Click the icon to view the product structure, master production schedule and inventory status. a) Develop a gross requirements plan for Items C. To do so, first find the gross requirements plans for its parents: items A and H. (Enter your responses as whole numbers). Week 2 3 4 5 6 7 Item A Gross req Order req. 1 More Info Period Gross requirements: A Gross requirements: H Item A B BUDE E A On Hand 15 110 60 40 85 с 8 100 Lead Time 1 2 2 1 2 Q 9 90 Item LUISY 8 100 10 60 9 0 On Hand 80 65 20 110 110 11 50 10 60 H K 11 0 12 160 Lead Time 2 1 1 2 2 12 160 G Xarrow_forwardThe BOM for product A is shown in Figure 2, and data from the inventory records are shown in Table 3. In the master production schedule for product A, the MPS start row has 150 units in week 3 and 300 in week 5. Develop the material requirements plan for the next 6 weeks for items B, C, and D.arrow_forward
- Given the following product structure, master production schedule, and inventory status below and assuming the requirements for each BOM item is 1: (a) develop a gross requirements plan for Item C; (b) develop a net requirements plan for Item C. Click the icon to view the product structure, master production schedule and inventory status. a) Develop a gross requirements plan for Items C. To do so, first find the gross requirements plans for its parents: items A and H. (Enter your responses as whole numbers). Item A Gross req 1 2 More Info 3 Period Gross requirements: A Gross requirements: H Item A B C D E 4 A On Hand 15 110 60 40 85 5 Week 6 7 8 100 Lead Time 1 2 2 1 2 Q 9 90 8 Item F G H E J K 10 60 9 On Hand 80 65 20 110 110 10 11 50 E H K 11 12 12 160 Lead Time 2 1 1 2 2 G C ■ G Xarrow_forwardThe product structure for product X is illustrated below. Level 0 Level 1 4 Level 2 Level 3 Part H B C D H K M N X Z с K B Lead Time (in weeks) 1 1 3 2 3 2 3 3 4 M D N The lead time for manufacturing any number units for an item and the required number of units for the lower level part in the product structure are reported in the following table. For example, each unit of Part X requires 1 units of Part C and, in turn, each unit of Part C requires 2 units of Part H and 2 units of Part K. 2 1 4 2 2 2 4 1 2 Required number of units X Z H K 100 units of product X are to shipped at the end of week 25. There is no inventory on hand. How many units of part N are required for production? 3200 Specify only the number.arrow_forwardThe MRP Department has a problem. Its computer “died” just as it spit out the following information: Planned order release for item J27 = 640 units in week 2. The firm has been able toreconstruct all the information they lost except the master schedule for end item 565. The firm isfortunate because J27 is used only in 565s. Given the following product structure tree and associated inventory status record information, determine what master schedule entry for 565 wasexploded into the material requirements plan that killed the computer.arrow_forward
- Consider the bill of materials (BOM) in Figure 11.33.a. How many immediate parents (one level above) does item I have? How many immediate parents does item E have?b. How many unique components does product A have at all levels?c. Which of the components are purchased items?d. How many intermediate items does product A have at all levels?e. Given the lead times (LT) in weeks noted on Figure 11.33, how far in advance of shipment must a purchase commitment be for any of the purchased items identified in part (c)?arrow_forwardThe three tables above show the master production schedule and the bill of materials of part A, and the inventory records of all the parts. There are no scheduled receipts. Given this information, what is the net requirement of part A in Week 4?arrow_forwardAs the production planner for Xiangling Hu Products, Inc., you have been given a bill of material for a bracket that is made up of a base, 2 springs, and 4 clamps. The base is assembled from 1 clamp and 2 housings. Each clamp has 1 handle and 1 casting. Each housing has 2 bearings and 1 shaft. There is no inventory on hand. A. Design a product structure noting the quantities for each item and show the low-level coding. B. Determine the gross quantities needed of each item if you are to assemble 50 brackets. C. Compute the net quantities if there are 25 of the base and 100 of the clamp in stock.arrow_forward
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