Index

Updated as at 1 April 2018

I. Normal Mix

Bituminous Material HyD Mix No. Supplier's Mix No. Date of Design Approval Date Expiry Date10mm Friction Course 10FC/ASL/TY/TS/001 10FC/ASL/TY/TS/001 8-Apr-2015 24-Jun-2015 31-Jul-201810mm Wearing Course 10WC/ASL/TY/TS/001 10WC/ASL/TY/TS/001 24-Jul-2014 2-Apr-2015 31-Jul-201820mm Wearing Course 20WC/ASL/TY/TS/001 20WC/ASL/TY/TS/001 26-Jun-2014 2-Apr-2015 31-Jul-201828mm Base Course 28BC/ASL/TY/TS/001 28BC/ASL/TY/TS/001 31-Jul-2014 2-Apr-2015 31-Jul-201837.5mm Base Course 40BC/ASL/TY/TS/001 40BC/ASL/TY/TS/001 7-Aug-2014 2-Apr-2015 31-Jul-201837.5mm Roadbase (recipe mix) 40RB/ASL/TY/TS/001 40RB/ASL/TY/TS/001 12-Mar-2015 -- --

II. Reclaimed Asphalt Pavement (RAP) Mix

Bituminous Material HyD Mix No. Supplier's Mix No. Date of Design Approval Date Expiry Date10mm Wearing Course 10WC/ASL/TY/TS/RAP15/001 10WC/ASL/TY/TS/RAP15/001 16-Feb-2015 4-Jun-2015 31-Jul-201820mm Wearing Course 20WC/ASL/TY/TS/RAP15/001 20WC/ASL/TY/TS/RAP15/001 26-Feb-2015 4-Jun-2015 31-Jul-201828mm Base Course 28BC/ASL/TY/TS/RAP15/001 28BC/ASL/TY/TS/RAP15/001 3-Mar-2015 4-Jun-2015 31-Jul-201837.5mm Base Course 40BC/ASL/TY/TS/RAP15/001 40BC/ASL/TY/TS/RAP15/001 9-Mar-2015 29-Jun-2015 31-Jul-201837.5mm Roadbase (recipe mix) 40RB/ASL/TY/TS/RAP15/001 40RB/ASL/TY/TS/RAP15/001 11-Mar-2015 -- --

Bituminous Material HyD Mix No. Supplier's Mix No. Date of Design Approval Date Expiry Date10mm Wearing Course 10WC/ASL/TY/TS/RAP20/001 10WC/ASL/TY/TS/RAP20/001 6-Jan-2015 18-May-2015 31-Jul-201820mm Wearing Course 20WC/ASL/TY/TS/RAP20/001 20WC/ASL/TY/TS/RAP20/001 13-Jan-2015 18-May-2015 31-Jul-201828mm Base Course 28BC/ASL/TY/TS/RAP20/001 28BC/ASL/TY/TS/RAP20/001 2-Feb-2015 18-May-2015 31-Jul-201837.5mm Base Course 40BC/ASL/TY/TS/RAP20/001 40BC/ASL/TY/TS/RAP20/001 5-May-2015 29-Jun-2015 31-Jul-2018

III. Polymer Modified Mix

Bituminous Material HyD Mix No. Supplier's Mix No. Date of Design Approval Date Expiry Date10mm Polymer Modified Friction Course 10PMFC/ASL/TY/TS/PG/001 10PMFC/ASL/TY/TS/PG/001 23-Mar-2015 24-Jun-2015 31-Jul-20183.35mm Polymer Modified Cushion Course CC/ASL/TY/TS/PG/001 CC/ASL/TY/TS/PG/001 4-Sep-2014 7-May-2015 31-Jul-20186mm Polymer Modified Stone Mastic Asphalt 6PMSMA/ASL/TY/TS/PG/VIA/001 6PMSMA/ASL/TY/TS/PG/VIA/001 7-Dec-2015 3-Feb-2016 2-Feb-201910mm Polymer Modified Stone Mastic Asphalt 10PMSMA/ASL/TY/TS/PG/VIA/002 10PMSMA/ASL/TY/TS/PG/VIA/002 29-Jun-2015 7-Aug-2015 6-Aug-2018

IV. Special Mix

Bituminous Material HyD Mix No. Supplier's Mix No. Date of Design Approval Date Expiry Date20mm Stone Mastic Asphalt 20SMA/ASL/TY/TS/VIA/75/002 20SMA/ASL/TY/TS/VIA/75/002 20-Jul-2015 8-Jan-2016 7-Jan-201910mm Stone Mastic Asphalt 10SMA/ASL/TY/TS/VIA/75/002 10SMA/ASL/TY/TS/VIA/75/002 13-Jan-2016 22-Mar-2016 21-Mar-201920mm Stone Mastic Asphalt -- -- -- -- --10mm Stone Mastic Asphalt 10SMA/ASL/TY/TS/VIA/50/002 10SMA/ASL/TY/TS/VIA/50/002 28-Oct-2015 19-Jan-2016 18-Jan-2019

V. Lime Mix

Bituminous Material HyD Mix No. Supplier's Mix No. Date of Design Approval Date Expiry Date10mm Wearing Course 10WC/ASL/TY/TS/LIME/001 10WC/ASL/TY/TS/LIME/001 26-Oct-2016 17-Nov-2016 16-Nov-201920mm Wearing Course 20WC/ASL/TY/TS/LIME/001 20WC/ASL/TY/TS/LIME/001 26-Sep-2016 2-Nov-2016 1-Nov-201928mm Base Course 28BC/ASL/TY/TS/LIME/001 28BC/ASL/TY/TS/LIME/001 21-Sep-2016 2-Nov-2016 1-Nov-201937.5mm Base Course 40BC/ASL/TY/TS/LIME/001 40BC/ASL/TY/TS/LIME/001 17-Jul-2017 3-Oct-2017 2-Oct-202037.5mm Roadbase (recipe mix) 40RB/ASL/TY/TS/LIME/001 40RB/ASL/TY/TS/LIME/001 23-Sep-2016 -- --

VI. Reclaimed Asphalt Pavement (RAP) with Lime Mix

Bituminous Material HyD Mix No. Supplier's Mix No. Date of Design Approval Date Expiry Date10mm Wearing Course 10WC/ASL/TY/TS/RAP15/LIME/001 10WC/ASL/TY/TS/RAP15/LIME/001 2-Nov-2017 7-Dec-2017 6-Dec-202020mm Wearing Course 20WC/ASL/TY/TS/RAP15/LIME/001 20WC/ASL/TY/TS/RAP15/LIME/001 21-Aug-2017 12-Oct-2017 11-Oct-202028mm Base Course 28BC/ASL/TY/TS/RAP15/LIME/001 28BC/ASL/TY/TS/RAP15/LIME/001 14-Aug-2017 10-Oct-2017 9-Oct-202037.5mm Base Course 40BC/ASL/TY/TS/RAP15/LIME/001 40BC/ASL/TY/TS/RAP15/LIME/001 10-Aug-2017 10-Oct-2017 9-Oct-202037.5mm Roadbase (recipe mix) 40RB/ASL/TY/TS/RAP15/LIME/001 40RB/ASL/TY/TS/RAP15/LIME/001 11-Dec-2017 -- --

Remark: Mix design details are tabled in the appropriate spreadsheets.

Index of Provisionally Approved Mix DesignsAsphalt Surfaces (International) Ltd.

Normal Mix

Updated as at 1 April 2018

1. Source and Type of Constituent Materials :

Constituent MaterialBitumenCoarse Aggregate(retained on 5mm BS sieve)

Fine Aggregate(passing 5mm BS sieve)Filler(passing 75μm BS sieve)

2. Mix Designs :

Bituminous Material

HyD Mix No.Supplier's Mix No.Date of DesignApproval DateExpiry Date

Design Grading GS Requirement* Design Grading GS Requirement* Design Grading GS Requirement* Design Grading GS Requirement* Design Grading GS Requirement* Design Data GS Requirement*Binder content ( % ) 4.5 4.0 - 5.0 6.0 5.5 - 6.5 5.0 4.5 - 5.5 4.5 4.0 - 5.0 4.0 3.5 - 4.5 3.4 3.0 - 4.0B.S. Sieve (mm)50 100 100 100 10037.5 100 100 100 96 - 100 100 90 - 10028 100 100 96 92 - 100 92 85 - 99 92 70 - 9420 96 92 - 100 87 80 - 94 81 74 - 88 82 62 - 8414 100 100 100 100 87 80 - 94 74 67 - 81 67 60 - 74 -- --10 92 88 - 96 97 93 - 100 80 73 - 87 66 59 - 73 60 53 - 67 64 49 - 675 20 13 - 27 72 65 - 79 59 52 - 66 40 33 - 47 45 38 - 52 41 37 - 552.36 15 8 - 22 57 50 - 64 47 40 - 54 32 25 - 39 36 29 - 43 33 27 - 431.18 -- -- 42 35 - 49 35 28 - 42 24 17 - 31 27 20 - 34 -- --0.600 -- -- 31 26 - 36 27 22 - 32 18 13 - 23 21 16 - 26 19 13 - 280.300 -- -- 22 17 - 27 19 14 - 24 13 8 - 18 15 10 - 20 14 7 - 210.150 -- -- 11 8 - 14 10 7 - 13 8 5 - 11 9 6 - 12 -- --0.075 4.4 2.4 - 6.4 7.1 5.1 - 9.1 7.0 5.0 - 9.0 5.5 3.5 - 7.5 6.4 4.4 - 8.4 6.4 2.0 - 8.0

10.1# 10.0# 8.5# 9.4# 8.0@

Air voids in mix, VIM (%) 20.5 18 - 25 4.0 3.0 - 5.0 3.2 3.0 - 5.0 3.6 3.0 - 5.0 4.6 3.0 - 5.0 -- --Voids in mineral aggregate, VMA (%) 28.5 ≧25 16.7 ≧16 14.1 ≧14 13.4 ≧13 13.3 ≧12.5 -- --Marshall stability (kN) -- -- 14.6 ≧10 18.9 ≧10 17.6 ≧10 18.3 ≧10 -- --Flow (mm) -- -- 2.3 ≦4.0 2.3 ≦4.0 3.0 ≦4.0 2.5 ≦4.0 -- --

* For reference only# The percentage passing the 0.075mm BS sieve shall not deviate from the approved design value by more than 3%.@ The precentage passing the 0.075mm BS test sieve shall not exceed 8.0%.

Summary of Provisionally Approved Mix DesignsAsphalt Surfaces (International) Ltd.

(Normal Mix)

Crushed rock filler for WC & BCMixture of crushed rock filler and hydrated lime for FC

TypeGrade 60/70 pen

Crushed rock (Granite)

Crushed rock (Granite)

Tai Shing Quarry, Xinhui, China

----

% Passing

Marshall Properties

37.5mm Roadbase (recipe mix)

40RB/ASL/TY/TS/00140RB/ASL/TY/TS/001

12-Mar-201540BC/ASL/TY/TS/001

7-Aug-201428BC/ASL/TY/TS/001

31-Jul-2014

28mm Base Course

28BC/ASL/TY/TS/001

37.5mm Base Course

40BC/ASL/TY/TS/001

24-Jul-20148-Apr-20152-Apr-201531-Jul-2018

20mm Wearing Course

20WC/ASL/TY/TS/00120WC/ASL/TY/TS/001

26-Jun-20142-Apr-2015

10mm Friction Course

Source

% Passing

24-Jun-201531-Jul-2018

2-Apr-201531-Jul-2018

10FC/ASL/TY/TS/001

31-Jul-2018

% Passing

2-Apr-2015

Shell (Hong Kong) Limited

10mm Wearing Course

10WC/ASL/TY/TS/00110WC/ASL/TY/TS/001

Tai Shing Quarry, Xinhui, China

Tai Shing Quarry, Xinhui, China

Hydrated Lime - Great Wall Brand, China

10FC/ASL/TY/TS/001

31-Jul-2018

Marshall Properties

% Passing

Marshall PropertiesMarshall Properties Marshall Properties Marshall Properties

% Passing % Passing

(including 2.0% hydrated lime)

RAP Mix

Updated as at 1 April 2018

1. Source and Type of Constituent Materials :

Constituent MaterialBitumenCoarse Aggregate(retained on 5mm BS sieve)

Fine Aggregate(passing 5mm BS sieve)Filler(passing 75μm BS sieve)

2. Mix Designs :

Bituminous Material

HyD Mix No.Supplier's Mix No.Date of DesignApproval DateExpiry Date

Design Grading GS Requirement* Design Grading GS Requirement* Design Grading GS Requirement* Design Grading GS Requirement* Design Data GS Requirement*Binder content ( % ) 6.0 5.5 - 6.5 5.0 4.5 - 5.5 4.8 4.3 - 5.3 4.4 3.9 - 4.9 3.3 3.0 - 4.0B.S. Sieve (mm)50 100 100 100 10037.5 100 100 100 96 - 100 100 90 - 10028 100 100 96 92 - 100 92 85 - 99 92 70 - 9420 96 92 - 100 88 81 - 95 81 74 - 88 82 62 - 8414 100 100 88 81 - 95 76 69 - 83 70 63 - 77 -- --10 96 92 - 100 81 74 - 88 67 60 - 74 62 55 - 69 64 49 - 675 69 62 - 76 62 55 - 69 41 34 - 48 46 39 - 53 43 37 - 552.36 54 47 - 61 48 41 - 55 32 25 - 39 36 29 - 43 33 27 - 431.18 39 32 - 46 36 29 - 43 23 16 - 30 27 20 - 34 -- --0.600 30 25 - 35 27 22 - 32 18 13 - 23 20 15 - 25 19 13 - 280.300 21 16 - 26 19 14 - 24 13 8 - 18 15 10 - 20 14 7 - 210.150 11 8 - 14 11 8 - 14 8 5 - 11 8 5 - 11 -- --0.075 7.1 5.1 - 9.1 7.1 5.1 - 9.1 5.3 3.3 - 7.3 5.6 3.6 - 7.6 6.3 2.0 - 8.0

10.1# 10.1# 8.3# 8.6# 8.0@

Air voids in mix, VIM (%) 4.7 3.0 - 5.0 5.0 3.0 - 5.0 4.8 3.0 - 5.0 5.0 3.0 - 5.0 -- --Voids in mineral aggregate, VMA (%) 17.2 ≧16 15.7 ≧14 15.0 ≧13 14.2 ≧12.5 -- --Marshall stability (kN) 14.4 ≧10 16.2 ≧10 17.1 ≧10 19.0 ≧10 -- --Flow (mm) 2.0 ≦4.0 2.0 ≦4.0 2.5 ≦4.0 2.9 ≦4.0 -- --

* For reference only# The percentage passing the 0.075mm BS sieve shall not deviate from the approved design value by more than 3%.@ The precentage passing the 0.075mm BS test sieve shall not exceed 8.0%.

Summary of Provisionally Approved Mix DesignsAsphalt Surfaces (International) Ltd.

(RAP Mix)

Crushed rock (Granite)

Crushed rock (Granite)

Crushed rock filler

Tai Shing Quarry, Xinhui, China

SourceShell (Hong Kong) Limited

Tai Shing Quarry, Xinhui, China

37.5mm Roadbase (recipe mix)

40RB/ASL/TY/TS/RAP15/00140RB/ASL/TY/TS/RAP15/001

11-Mar-20154-Jun-2015

28BC/ASL/TY/TS/RAP15/001

28mm Base Course

09-Mar-2015

28BC/ASL/TY/TS/RAP15/001

37.5mm Base Course

--31-Jul-2018 --

% Passing

Marshall Properties(including 15% RAP)

Marshall Properties

31-Jul-2018

% Passing

Marshall Properties

TypeGrade 60/70 pen

31-Jul-2018 31-Jul-2018

% Passing

03-Mar-201510WC/ASL/TY/TS/RAP15/001 20WC/ASL/TY/TS/RAP15/00110WC/ASL/TY/TS/RAP15/001

(including 15% RAP)

% Passing

29-Jun-2015

% Passing

40BC/ASL/TY/TS/RAP15/001

Marshall Properties(including 15% RAP) (including 15% RAP) (including 15% RAP)

Marshall Properties

40BC/ASL/TY/TS/RAP15/001

10mm Wearing Course 20mm Wearing Course

Tai Shing Quarry, Xinhui, China

4-Jun-2015 4-Jun-201516-Feb-2015 26-Feb-2015

20WC/ASL/TY/TS/RAP15/001

RAP Mix

Updated as at 1 April 2018

1. Source and Type of Constituent Materials :

Constituent MaterialBitumenCoarse Aggregate(retained on 5mm BS sieve)

Fine Aggregate(passing 5mm BS sieve)Filler(passing 75μm BS sieve)

2. Mix Designs :

Bituminous Material

HyD Mix No.Supplier's Mix No.Date of DesignApproval DateExpiry Date

Design Grading GS Requirement* Design Grading GS Requirement* Design Grading GS Requirement* Design Grading GS Requirement*Binder content ( % ) 6.0 5.5 - 6.5 5.3 4.8 - 5.8 4.7 4.2 - 5.2 4.4 3.9 - 4.9B.S. Sieve (mm)50 100 10037.5 100 100 100 96 - 10028 100 100 96 92 - 100 92 85 - 9920 97 93 - 100 88 81 - 95 81 74 - 8814 100 100 88 81 - 95 77 70 - 84 68 61 - 7510 96 92 - 100 81 74 - 88 68 61 - 75 60 53 - 675 69 62 - 76 62 55 - 69 42 35 - 49 41 34 - 482.36 53 46 - 60 48 41 - 55 32 25 - 39 32 25 - 39 1.18 39 32 - 46 36 29 - 43 23 16 - 30 23 16 - 300.600 30 25 - 35 27 22 - 32 18 13 - 23 18 13 - 230.300 21 16 - 26 20 15 - 25 13 8 - 18 13 8 - 180.150 11 8 - 14 11 8 - 14 8 5 - 11 8 5 - 110.075 7.4 5.4 - 9.4 7.3 5.3 - 9.3 5.3 3.3 - 7.3 5.5 3.5 - 7.5

10.4# 10.3# 8.3# 8.5#

Air voids in mix, VIM (%) 4.6 3.0 - 5.0 4.9 3.0 - 5.0 4.8 3.0 - 5.0 4.9 3.0 - 5.0Voids in mineral aggregate, VMA (%) 17.0 ≧16 16.1 ≧14 14.7 ≧13 14.2 ≧12.5Marshall stability (kN) 16.1 ≧10 17.0 ≧10 17.7 ≧10 17.8 ≧10Flow (mm) 2.2 ≦4.0 2.1 ≦4.0 3.0 ≦4.0 3.3 ≦4.0

* For reference only# The percentage passing the 0.075mm BS sieve shall not deviate from the approved design value by more than 3%.

Asphalt Surfaces (International) Ltd.(RAP Mix)

Marshall Properties

29-Jun-201531-Jul-2018

% Passing

(including 20% RAP)

37.5mm Base Course

40BC/ASL/TY/TS/RAP20/00140BC/ASL/TY/TS/RAP20/001

05-May-2015

Tai Shing Quarry, Xinhui, China

SourceShell (Hong Kong) Limited

Tai Shing Quarry, Xinhui, China

TypeGrade 60/70 pen

6-Jan-2015 13-Jan-2015 02-Feb-2015

Summary of Provisionally Approved Mix Designs

10WC/ASL/TY/TS/RAP20/001 20WC/ASL/TY/TS/RAP20/001 28BC/ASL/TY/TS/RAP20/001

10mm Wearing Course 20mm Wearing Course

Tai Shing Quarry, Xinhui, China

Crushed rock (Granite)

Crushed rock (Granite)

Crushed rock filler

10WC/ASL/TY/TS/RAP20/001 20WC/ASL/TY/TS/RAP20/001

31-Jul-2018 31-Jul-2018 31-Jul-201818-May-2015 18-May-2015 18-May-2015

28BC/ASL/TY/TS/RAP20/001

28mm Base Course

Marshall Properties Marshall Properties Marshall Properties

% Passing % Passing

(including 20% RAP) (including 20% RAP) (including 20% RAP)

% Passing

Polymer Modified Mix

Updated as at 1 April 2018

1. Source and Type of Constituent Materials :

Constituent Material10PMFC/ASL/TY/TS/PG/001 CC/ASL/TY/TS/PG/001

BitumenCoarse Aggregate

(retained on 5mm BS sieve)Fine Aggregate(passing 5mm BS sieve)Filler(passing 75μm BS sieve)Fibre

2. Mix Designs :

Bituminous Material

HyD Mix No.Supplier's Mix No.Date of DesignApproval DateExpiry Date

Design Grading PS Requirement* Design Grading PS Requirement* Design grading PS Requirement* Design grading PS Requirement*Polymer modified binder content (%) 5.5 5.0 - 6.0 10.2 9.7 - 10.7 6.1 5.4 - 6.4 6.2 5.5 - 6.5B.S. Sieve (mm)14 100 100 100 100 100 10010 92 88 - 96 100 96 - 100 93 89 - 976.3 -- -- 100 100 -- -- -- --5 20 13 - 27 -- -- 81 74 - 88 32 25 - 393.35 -- -- 95 91 - 99 -- -- -- --2.36 15 8 - 22 -- -- 27 20 - 34 27 20 - 341.18 -- -- 62 55 - 69 19 12 - 26 -- --0.300 -- -- 34 29 - 39 -- -- -- --0.075 4.4 2.4 - 6.4 12.7 10.7 - 14.7 8.5 6.5 - 10.5 10.4 8.4 - 12.4

7.4# 15.7# 11.5# 13.4#

Air voids in mix, VIM (%) 20.3 ≧20 -- -- 8.8 7.0 - 10.0 4.4 3.5 - 4.5Voids in mineral aggregate, VMA (%) -- -- -- -- 21.3 ≧17 17.0 ≧17Marshall stability (kN) -- -- -- -- 8.2 ≧6 13.2 ≧6Binder draindown ( % ) -- -- -- -- 0.04 ≦0.3 0.05 ≦0.3Marshall quotient (kN/mm) -- -- 1.2 0.7 - 1.2 -- -- -- --Binder drainage test Pass Tmax > Binder content -- -- -- -- -- --

* For reference only# The percentage passing the 0.075mm BS sieve shall not deviate from the approved design value by more than 3%.

Summary of Provisionally Approved Mix DesignsAsphalt Surfaces (International) Ltd.

(Polymer Modified Mix)

10PMSMA/ASL/TY/TS/PG/VIA/002Type

Cariphalte PG76

6PMSMA/ASL/TY/TS/PG/VIA/001

Crushed rock (Granite)

Crushed rock (Granite)

Mixture of crushed rock filler and hydrated lime

4-Sep-201424-Jun-201523-Mar-2015

10PMFC/ASL/TY/TS/PG/00110PMFC/ASL/TY/TS/PG/001

Cellulose Fibre (Viatop premium)

Tai Shing Quarry, Xinhui, China

Marshall Properties

% passing

Marshall Properties(including 2% hydrated lime)(including 2% hydrated lime)

% passing

Hydrated Lime - Great Wall Brand, China

Shell (Hong Kong) Limited

Tai Shing Quarry, Xinhui, China Crushed rock (Granite) Not applicable

Source

29-Jun-2015

Tai Shing Quarry, Xinhui, China

3.35mm Polymer Modified Cushion Course

J. Rettenmaier & Sohne (Germany)

10mm Polymer Modified Friction Course

31-Jul-2018

7-May-2015

31-Jul-2018

CC/ASL/TY/TS/PG/001CC/ASL/TY/TS/PG/001

Marshall Properties

Not applicable

7-Aug-2015

6-Aug-2018

% Passing

(including 2% hydrated lime)

10mm Polymer Modified Stone Mastic Asphalt

10PMSMA/ASL/TY/TS/PG/VIA/00210PMSMA/ASL/TY/TS/PG/VIA/002

2-Feb-2019

% Passing

(including 2% hydrated lime)Marshall Properties

6mm Polymer Modified Stone Mastic Asphalt

6PMSMA/ASL/TY/TS/PG/VIA/0016PMSMA/ASL/TY/TS/PG/VIA/001

7-Dec-20153-Feb-2016

Special Mix

Updated as at 1 April 2018

1. Source and Type of Constituent Materials :

Constituent MaterialBitumenCoarse Aggregate

(retained on 5mm BS sieve)Fine Aggregate(passing 5mm BS sieve)Filler(passing 75μm BS sieve)Fibre

2. Mix Designs :

Bituminous Material

HyD Mix No.Supplier's Mix No.Date of DesignApproval DateExpiry Date

Design grading PS Requirement* Design grading PS Requirement* Design grading PS Requirement* Design grading PS Requirement*Binder content ( % ) 6.2 5.5 - 6.5 6.1 5.4 - 6.4 -- -- 6.2 5.7 - 6.7B.S. Sieve (mm)28 100 100 -- -- -- -- -- --20 96 92 - 100 -- -- -- -- -- --14 87 80 - 94 100 100 -- -- 100 10010 77 70 - 84 94 90 - 98 -- -- 94 90 - 985 24 17 - 31 35 28 - 42 -- -- 34 27 - 412.36 20 13 - 27 28 21 - 35 -- -- 28 21 - 351.18 -- -- -- -- -- -- -- --0.600 13 8 - 18 -- -- -- -- -- --0.300 12 7 - 17 -- -- -- -- -- --0.150 -- -- -- -- -- -- -- --0.075 8.7 6.7 - 10.7 9.0 7.0 - 11.0 -- -- 8.6 6.6 - 10.6

11.7# 12.0# 11.6#

Air voids in mix, VIM (%) 4.4 3.0 - 4.5 4.1 3.0 - 4.5 -- 3.0 - 4.5 4.4 3.0 - 4.5Voids in mineral aggregate, VMA (%) 17.7 ≧17 17.4 ≧17 -- ≧17 17.3 ≧17Marshall stability (kN) 8.8 ≧6 8.1 ≧6 -- ≧6 8.9 ≧6Flow (mm) 3.7 ≦4 2.7 ≦4 -- ≦4 3.8 ≦4Binder draindown ( % ) 0.10 ≦0.3 0.05 ≦0.3 -- ≦0.3 0.05 ≦0.3

* For reference only# The percentage passing the 0.075mm BS sieve shall not deviate from the approved design value by more than 3%.

28-Oct-2015

18-Jan-2019

% Passing

(including 2% hydrated lime)(including 2% hydrated lime) (including 2% hydrated lime)Marshall Properties

22-Mar-2016

21-Mar-2019

% Passing

(including 2% hydrated lime)

10mm Stone Mastic Asphalt

10SMA/ASL/TY/TS/VIA/50/002---- 10SMA/ASL/TY/TS/VIA/50/002

Summary of Provisionally Approved Mix DesignsAsphalt Surfaces (International) Ltd.

(Special Mix)

Marshall Properties

19-Jan-2016

10SMA/ASL/TY/TS/VIA/75/00210SMA/ASL/TY/TS/VIA/75/002

13-Jan-2016

Hydrated Lime - Great Wall Brand, ChinaJ. Rettenmaier & Sohne (Germany) Cellulose Fibre (VIATOP Premium)

10mm Stone Mastic Asphalt20mm Stone Mastic Asphalt

20SMA/ASL/TY/TS/VIA/75/00220SMA/ASL/TY/TS/VIA/75/002

20mm Stone Mastic Asphalt

TypeSourceShell (Hong Kong) Limited

Tai Shing Quarry, Xinhui, China

Tai Shing Quarry, Xinhui, China

Tai Shing Quarry, Xinhui, China

Crushed rock (Granite)

Mixture of crushed rock filler and hydrated lime

Crushed rock (Granite)

Grade 60/70 pen

Marshall Properties Marshall Properties

------

% Passing

20-Jul-20158-Jan-2016

7-Jan-2019

% Passing

Lime Mix

Updated as at 1 April 2018

1. Source and Type of Constituent Materials :

Constituent MaterialBitumenCoarse Aggregate

(retained on 5mm BS sieve)Fine Aggregate(passing 5mm BS sieve)Filler(passing 75μm BS sieve)

2. Mix Designs :

Bituminous Material

HyD Mix No.Supplier's Mix No.Date of DesignApproval DateExpiry Date

Design grading PS Requirement* Design grading PS Requirement* Design grading PS Requirement* Design grading PS Requirement* Design grading PS Requirement*Binder content ( % ) 6.0 5.5-6.5 5.0 4.5 - 5.5 4.6 4.1 -5.1 4.1 3.6-4.6 3.4 3.0-4.0B.S. Sieve (mm)50 -- -- -- -- -- -- 100 100 100 10037.5 -- -- -- -- 100 100 99 95 - 100 100 90 - 10028 -- -- 100 100 97 93 - 100 88 81 - 95 93 70 - 9420 -- -- 97 93 - 100 87 80 - 94 82 75 - 89 75 62 - 8414 100 100 89 82 - 96 75 68 - 82 73 66 - 80 -- --10 95 91 - 99 80 73 - 87 64 57 - 71 64 57 - 71 55 49 - 675 70 63 - 77 61 54 - 68 41 34 - 48 45 38 - 52 39 37 - 552.36 53 46 - 60 47 40 - 54 30 23 - 37 32 25 - 39 30 27 - 431.18 39 32 - 46 35 28 - 42 23 16 - 30 25 18 - 32 -- --0.600 28 23 - 33 25 20 - 30 17 12 - 22 18 13 - 23 17 13 - 280.300 19 14 - 24 17 12 - 22 11 6 - 16 12 7 - 17 12 7 - 210.150 11 8 - 14 10 7 - 13 8 5 - 11 8 5 - 11 -- --0.075 7.3 5.3 - 9.3 6.8 4.8 - 8.8 5.4 3.4 - 7.4 5.1 3.1 - 7.1 5.9 2.0 - 8.0

10.3# 9.8# 8.4# 8.1# 8.0@

Air voids in mix, VIM (%) 3.5 3.0 - 5.0 4.6 3.0 - 5.0 3.6 3.0 - 5.0 4.5 3.0 - 5.0 -- --Voids in mineral aggregate, VMA (%) 16.2 ≧16 15.1 ≧14 13.6 ≧13 13.8 ≧12.5 -- --Marshall stability (kN) 12.0 ≧10 12.7 ≧10 13.2 ≧10 15.7 ≧10 -- --Flow (mm) 2.3 ≦4.0 1.8 ≦4.0 2.5 ≦4.0 3.0 ≦4.0 -- --Hydrated lime ( % ) 1.5 ≧1.5 1.5 ≧1.5 1.5 ≧1.5 1.50 ≧1.5 1.50 ≧1.5

* For reference only# The percentage passing the 0.075mm BS sieve shall not deviate from the approved design value by more than 3%.@ The precentage passing the 0.075mm BS test sieve shall not exceed 8.0%.

% Passing

(including 1.5% hydrated lime)Marshall Properties

37.5mm Roadbase (recipe mix)

40RB/ASL/TY/TS/LIME/00140RB/ASL/TY/TS/LIME/001

23-Sep-2016--

--

(including 1.5% hydrated lime)Marshall Properties

% Passing

(including 1.5% hydrated lime)Marshall Properties

37.5mm Base Course

40BC/ASL/TY/TS/LIME/00140BC/ASL/TY/TS/LIME/001

17-Jul-20173-Oct-2017

2-Oct-2020

% Passing

28mm Base Course

28BC/ASL/TY/TS/LIME/00128BC/ASL/TY/TS/LIME/001

21-Sep-20162-Nov-2016

1-Nov-2019

Source TypeShell (Hong Kong) Limited Grade 60/70 pen

Summary of Provisionally Approved Mix Designs

(Lime Mix)Asphalt Surfaces (International) Ltd.

10mm Wearing Course 20mm Wearing Course

Tai Shing Quarry, Xinhui, China Crushed rock (Granite)

Tai Shing Quarry, Xinhui, China Crushed rock (Granite)

Tai Shing Quarry, Xinhui, ChinaMixture of crushed rock filler and hydrated lime

Hydrated Lime - Great Wall Brand, China

26-Sep-201617-Nov-2016 2-Nov-2016

10WC/ASL/TY/TS/LIME/001 20WC/ASL/TY/TS/LIME/00110WC/ASL/TY/TS/LIME/001 20WC/ASL/TY/TS/LIME/001

26-Oct-2016

(including 1.5% hydrated lime) (including 1.5% hydrated lime)Marshall Properties Marshall Properties

16-Nov-2019 1-Nov-2019

% Passing % Passing

RAP with Lime Mix

Updated as at 1 April 2018

1. Source and Type of Constituent Materials :

Constituent MaterialBitumenCoarse Aggregate(retained on 5mm BS sieve)

Fine Aggregate(passing 5mm BS sieve)Filler(passing 75μm BS sieve)

2. Mix Designs :

Bituminous Material

HyD Mix No.Supplier's Mix No.Date of DesignApproval DateExpiry Date

Design Grading GS Requirement* Design Grading GS Requirement* Design Grading GS Requirement* Design Grading GS Requirement* Design Grading GS Requirement*Binder content ( % ) 6.1 5.6 - 6.6 5.1 4.6 - 5.6 4.6 4.1 - 5.1 4.2 3.7 - 4.7 3.3 3.0-4.0B.S. Sieve (mm)50 100 100 100 10037.5 100 100 99 95 - 100 99 90 - 10028 100 100 96 92 - 100 88 81 - 95 88 70 - 9420 96 92 - 100 89 82 - 96 82 75 - 89 81 62 - 8414 100 100 88 81 - 95 79 72 - 86 72 65 - 79 -- --10 96 92 - 100 81 74 - 88 68 61 - 75 64 57 - 71 63 49 - 675 68 61 - 75 63 56 - 70 45 38 - 52 49 42 - 56 46 37 - 552.36 49 42 - 56 47 40 - 54 32 25 - 39 36 29 - 43 34 27 - 431.18 38 31 - 45 36 29 - 43 25 18 - 32 28 21 - 35 -- --0.600 27 22 - 32 26 21 - 31 18 13 - 23 21 16 - 26 20 13 - 280.300 19 14 - 24 18 13 - 23 13 8 - 18 14 9 - 19 14 7 - 210.150 12 9 - 15 12 9 - 15 9 6 - 12 10 7 - 13 -- --0.075 7.2 5.2 - 9.2 7.1 5.1 - 9.1 5.1 3.1 - 7.1 5.8 3.8 - 7.8 6.1 2.0 - 8.0

10.2# 10.1# 8.1# 8.8# 8.0@

Air voids in mix, VIM (%) 3.7 3.0 - 5.0 3.6 3.0 - 5.0 4.1 3.0 - 5.0 4.9 3.0 - 5.0 -- --Voids in mineral aggregate, VMA (%) 17.2 ≧16 15.1 ≧14 14.4 ≧13 14.0 ≧12.5 -- --Marshall stability (kN) 13.1 ≧10 14.9 ≧10 14.1 ≧10 16.9 ≧10 -- --Flow (mm) 2.6 ≦4.0 2.1 ≦4.0 2.7 ≦4.0 2.7 ≦4.0 -- --Hydrated Lime (%) 1.5 ≧1.5 1.5 ≧1.5 1.5 ≧1.5 1.5 ≧1.5 1.5 ≧1.5

* For reference only# The percentage passing the 0.075mm BS sieve shall not deviate from the approved design value by more than 3%.@ The precentage passing the 0.075mm BS test sieve shall not exceed 8.0%.

40BC/ASL/TY/TS/RAP15/LIME/00140BC/ASL/TY/TS/RAP15/LIME/001

10-Aug-201710-Oct-20179-Oct-2020

% Passing

Summary of Provisionally Approved Mix DesignsAsphalt Surfaces (International) Ltd.

(RAP with Lime Mix)

Source TypeShell (Hong Kong) Limited Grade 60/70 pen

Tai Shing Quarry, Xinhui, China Crushed rock (Granite)

Tai Shing Quarry, Xinhui, China Crushed rock (Granite)

Mixture of crushed rock filler and hydrated limeTai Shing Quarry, Xinhui, China

Hydrated Lime - Great Wall Brand, China

11-Dec-2017

10mm Wearing Course 20mm Wearing Course 28mm Base Course 37.5mm Roadbase (recipe mix)

10WC/ASL/TY/TS/RAP15/LIME/001 20WC/ASL/TY/TS/RAP15/LIME/001 28BC/ASL/TY/TS/RAP15/LIME/001 40RB/ASL/TY/TS/RAP15/LIME/001

37.5mm Base Course

11-Oct-2020 9-Oct-2020 --

10WC/ASL/TY/TS/RAP15/LIME/001 20WC/ASL/TY/TS/RAP15/LIME/001 28BC/ASL/TY/TS/RAP15/LIME/001 40RB/ASL/TY/TS/RAP15/LIME/0012-Nov-2017 21-Aug-2017 14-Aug-2017

% Passing % Passing % Passing % Passing

(including 15% RAP & 1.5% hydrated Lime)

7-Dec-2017 12-Oct-2017 10-Oct-2017 --6-Dec-2020

(including 15% RAP & 1.5% hydrated Lime) (including 15% RAP & 1.5% hydrated Lime) (including 15% RAP & 1.5% hydrated Lime)

Marshall Properties Marshall Properties Marshall Properties Marshall Properties(including 15% RAP & 1.5% hydrated Lime)

Marshall Properties