Is this a Viable TWF Ranger Dwarf Build? If not, Any ideas?

I was also planning on perhaps dropping dex to 13. and going with 13 Int as well, to go down the whirlwind path.

Code:
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Level 1 True Neutral Dwarf Male
(1 Ranger) 
Hit Points: 31
Spell Points: 0 
BAB: 1\1
Fortitude: 2
Reflex: 5
Will: -1

                  Starting          Feat/Enhancement
                 Base Stats          Modified Stats
Abilities        (Level 1)             (Level 1)
Strength             18                    18
Dexterity            16                    16
Constitution         10                    10
Intelligence          8                     8
Wisdom                8                     8
Charisma              8                     8

                  Starting          Feat/Enhancement
                 Base Skills         Modified Skills
Skills           (Level 1)            (Level 1)
Balance               3                     7
Bluff                -1                    -1
Concentration         0                     0
Diplomacy            -1                    -1
Disable Device       n/a                   n/a
Haggle               -1                    -1
Heal                  3                     3
Hide                  3                     3
Intimidate           -1                    -1
Jump                  8                     8
Listen               -1                    -1
Move Silently         3                     3
Open Lock             n/a                   n/a
Perform              n/a                   n/a
Repair               -1                    -1
Search                3                     5
Spot                 -1                    -1
Swim                  8                     8
Tumble                5                     5
Use Magic Device     n/a                   n/a

Level 1 (Ranger)
Feat: (Favored Enemy) Favored Enemy: Evil Outsider
Feat: (Selected) Toughness
Feat: (Automatic) Attack
Feat: (Automatic) Bow Strength
Feat: (Automatic) Defensive Fighting
Feat: (Automatic) Dwarven Stability
Feat: (Automatic) Dwarven Stonecutting
Feat: (Automatic) Exotic Weapon Proficiency: Dwarven Waraxe
Feat: (Automatic) Giant Evasion
Feat: (Automatic) Heroic Durability
Feat: (Automatic) Light Armor Proficiency
Feat: (Automatic) Martial Weapon Proficiency (ALL)
Feat: (Automatic) Orc and Goblin Bonus
Feat: (Automatic) Poison Save Bonus
Feat: (Automatic) Shield Proficiency (General)
Feat: (Automatic) Simple Weapon Proficiency
Feat: (Automatic) Sneak
Feat: (Automatic) Spell Save Bonus
Feat: (Automatic) Sunder
Feat: (Automatic) Trip
Feat: (Automatic) Wild Empathy