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Anti heat stress clothing for construction workers in hot and humid weather 13 Dec, 2013 Report 33

Anti heat stress clothing for construction workers in hot and humid weather 13 Dec, 2013 Report 33

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Anti heat stress clothing for construction workers in hot and humid weather

13 Dec, 2013

Report 33

行業分類Collected/Required

questionnairesValid questionnaire (worker)

Valid questionnaire (management STAFF)

建造業 Collected 68 15

  Required 63  

  Complete  

物業管理 Collected 56 28

  Required 56  

    Complete  

飲食業 Collected 47 49

  Required 49  

 Outstanding

機場地勤 Collected 61 8

  Required 51  

    Complete  

Total232 (completed) /219 (required)

100

Pockets (Video observation)

1. Pockets here are not very common; 2. Cannot see

clearly whether they used such pockets; 3. May

not be convenient to

crouch

1. Pockets here are observed; 2.

Cannot see clearly whether they use such

pockets

Bum bags are very

common..

WBGT

Wind speed

Relative humidity

SimulationExtreme weather

  CIC T shirt Nano-tex (Green) Coolmax 100% (White) Dry inside

Fiber content35%polyest, 65%cotton 100% Cotton Polyest 95%Cotton,  5% 

Spandex

T-shirt fabric property

0 10 20 30 40 50 60 7030.0031.0032.0033.0034.0035.0036.0037.0038.0039.00

CICCoolmax 100% (White)Dry insideNano-tex (Green)

Time (min)

Skin te

mpe

rature (d

egree C)

0 10 20 30 40 50 60 7035.00

36.00

37.00

38.00

39.00

40.00

41.00

42.00

CICCoolmax 100% (White)Dry insideNano-tex (Green)

Time (min)

Core te

mpe

rature (d

egree C)

0 10 20 30 40 50 60 700.00

20.00

40.00

60.00

80.00

100.00

120.00

CICCoolmax 100% (White)Dry insideNano-tex (Green)

Time (min)

RH(%)

0 10 20 30 40 50 60 7030.00

31.00

32.00

33.00

34.00

35.00

36.00

37.00

38.00

39.00

CICCoolmax 100% (White)

Time (min)

Skin te

mpe

rature (d

egree C)

0 10 20 30 40 50 60 7035.00

36.00

37.00

38.00

39.00

40.00

41.00

42.00

CICCoolmax 100% (White)

Time (min)

Core te

mpe

rature (d

egree C)

0 10 20 30 40 50 60 700.00

20.00

40.00

60.00

80.00

100.00

120.00

CICCoolmax 100% (White)

Time (min)

RH(%)

  CIC HN2 FSD Cotton 57%+Coolmax18.5%

Fiber content 100%cotton cotton 40%polyest, 60%cotton

Cotton 57%+Coolmax18.5%

Trousersfabric property

0 10 20 30 40 50 60 7030.00

31.00

32.00

33.00

34.00

35.00

36.00

37.00

38.00

39.00

CICCotton 57%+Coolmax18.5%FSDHN2

Time (min)

Skin te

mpe

rature (d

egree C)

0 10 20 30 40 50 60 7035.00

36.00

37.00

38.00

39.00

40.00

41.00

42.00

CICCotton 57%+Coolmax18.5%FSDHN2

Time (min)

Core te

mpe

rature (d

egree C)

0 10 20 30 40 50 60 7095.00

96.00

97.00

98.00

99.00

100.00

101.00

CICCotton 57%+Coolmax18.5%FSDHN2

Time (min)

RH (%

)

0 10 20 30 40 50 60 7030.00

31.00

32.00

33.00

34.00

35.00

36.00

37.00

38.00

CICFSD

Time (min)

Skin te

mpe

rature (d

egree C)

0 10 20 30 40 50 60 7035.00

36.00

37.00

38.00

39.00

40.00

41.00

42.00

CICFSD

Time (min)

Core te

mpe

rature (d

egree C)

0 10 20 30 40 50 60 7095.00

96.00

97.00

98.00

99.00

100.00

101.00

CICFSD

Time (min)

RH (%

)

Appendix

Objectives Objective 1: Field survey on construction workers’

requirement for clothing

Objective 2: Fabric and garment objective measurement

Objective 3_1: computer simulation for screening new fabrics

Objective 3_2: Design, pattern and production of new clothing

Objective 4: Design evaluation field wear trials

Objective 5: Evaluate the effectiveness of existing clothing and newly designed clothing for construction workers

Completed

Completed

Completed

In progress

Design

Pattern

Pattern

Estimated Costs of the Proposed Uniform

Items Proposed 1 set (HK$)

Proposed 100 sets

(yds/HK$) Remarks

Trousers (a) Fabric cost 32/yd(b) Material cost 83 (2.6

yds/pc)260 yds Advised 300 yds will be

produced in case fabric is insufficient to meet needs due to defect/fade during fabric moisture transfer treatment.

(c) Workmanship 75Total Cost (b+c) 158

T-Shirt (a) Fabric cost 34/yd(b) Material cost 40.8 (1.2

yds/pc)120 yds The calculation for pc is loose

and it is not necessary to more yds than 120 yds

(c) Workmanship 36Total Cost (b+c) 90.8Total Set Cost 236.8

100 Set Cost 23680 Total Cost 23680+1280 (40 more yds)=22400

HK$

Remarks: other expenditure includes carriage, MMT treatment

Thanks